Home / 185,243.36-277,865-45,001.04

Finding the Fourth Proportional to 185,243.36, 277,865 and 45,001.04

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Solution

The fourth proportional to 185,243.36, 277,865 and 45,001.04 is: 67,501.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,243.36 : 277,865 = 45,001.04 : x
  2. Step 2: Convert to fraction form
    185,243.36/277,865 = 45,001.04/x
  3. Step 3: Cross multiply
    185,243.36x = 277,865 × 45,001.04
  4. Step 4: Simplify right side
    185,243.36x = 12,504,213,979.60
  5. Step 5: Solve for x
    x = 12,504,213,979.60/185,243.36
  6. Step 6: Final answer
    x = 67,501.55

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.