Home / 185,497.36-255,986.80-100,614.42

Finding the Fourth Proportional to 185,497.36, 255,986.80 and 100,614.42

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Solution

The fourth proportional to 185,497.36, 255,986.80 and 100,614.42 is: 138,848.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,497.36 : 255,986.80 = 100,614.42 : x
  2. Step 2: Convert to fraction form
    185,497.36/255,986.80 = 100,614.42/x
  3. Step 3: Cross multiply
    185,497.36x = 255,986.80 × 100,614.42
  4. Step 4: Simplify right side
    185,497.36x = 25,755,963,158.12
  5. Step 5: Solve for x
    x = 25,755,963,158.12/185,497.36
  6. Step 6: Final answer
    x = 138,848.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.