Home / 185,071.28-277,609.18-65,131.80

Finding the Fourth Proportional to 185,071.28, 277,609.18 and 65,131.80

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Solution

The fourth proportional to 185,071.28, 277,609.18 and 65,131.80 is: 97,698.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,071.28 : 277,609.18 = 65,131.80 : x
  2. Step 2: Convert to fraction form
    185,071.28/277,609.18 = 65,131.80/x
  3. Step 3: Cross multiply
    185,071.28x = 277,609.18 × 65,131.80
  4. Step 4: Simplify right side
    185,071.28x = 18,081,185,589.92
  5. Step 5: Solve for x
    x = 18,081,185,589.92/185,071.28
  6. Step 6: Final answer
    x = 97,698.50

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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.