Home / 181,069.16-249,901.47-108,475.15

Finding the Fourth Proportional to 181,069.16, 249,901.47 and 108,475.15

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Solution

The fourth proportional to 181,069.16, 249,901.47 and 108,475.15 is: 149,711.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,069.16 : 249,901.47 = 108,475.15 : x
  2. Step 2: Convert to fraction form
    181,069.16/249,901.47 = 108,475.15/x
  3. Step 3: Cross multiply
    181,069.16x = 249,901.47 × 108,475.15
  4. Step 4: Simplify right side
    181,069.16x = 27,108,100,306.80
  5. Step 5: Solve for x
    x = 27,108,100,306.80/181,069.16
  6. Step 6: Final answer
    x = 149,711.31

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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.