Home / 181,203.28-249,973.32-117,561.04

Finding the Fourth Proportional to 181,203.28, 249,973.32 and 117,561.04

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Solution

The fourth proportional to 181,203.28, 249,973.32 and 117,561.04 is: 162,177.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,203.28 : 249,973.32 = 117,561.04 : x
  2. Step 2: Convert to fraction form
    181,203.28/249,973.32 = 117,561.04/x
  3. Step 3: Cross multiply
    181,203.28x = 249,973.32 × 117,561.04
  4. Step 4: Simplify right side
    181,203.28x = 29,387,123,471.45
  5. Step 5: Solve for x
    x = 29,387,123,471.45/181,203.28
  6. Step 6: Final answer
    x = 162,177.66

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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.