Home / 172,329.12-237,564.96-114,088.32

Finding the Fourth Proportional to 172,329.12, 237,564.96 and 114,088.32

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Solution

The fourth proportional to 172,329.12, 237,564.96 and 114,088.32 is: 157,276.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,329.12 : 237,564.96 = 114,088.32 : x
  2. Step 2: Convert to fraction form
    172,329.12/237,564.96 = 114,088.32/x
  3. Step 3: Cross multiply
    172,329.12x = 237,564.96 × 114,088.32
  4. Step 4: Simplify right side
    172,329.12x = 27,103,387,177.27
  5. Step 5: Solve for x
    x = 27,103,387,177.27/172,329.12
  6. Step 6: Final answer
    x = 157,276.88

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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.