Home / 181,036.78-271,555.17-56,387.50

Finding the Fourth Proportional to 181,036.78, 271,555.17 and 56,387.50

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Solution

The fourth proportional to 181,036.78, 271,555.17 and 56,387.50 is: 84,581.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,036.78 : 271,555.17 = 56,387.50 : x
  2. Step 2: Convert to fraction form
    181,036.78/271,555.17 = 56,387.50/x
  3. Step 3: Cross multiply
    181,036.78x = 271,555.17 × 56,387.50
  4. Step 4: Simplify right side
    181,036.78x = 15,312,317,148.38
  5. Step 5: Solve for x
    x = 15,312,317,148.38/181,036.78
  6. Step 6: Final answer
    x = 84,581.25

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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.