Home / 77,487.17-116,230.75-30,740.04

Finding the Fourth Proportional to 77,487.17, 116,230.75 and 30,740.04

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Solution

The fourth proportional to 77,487.17, 116,230.75 and 30,740.04 is: 46,110.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,487.17 : 116,230.75 = 30,740.04 : x
  2. Step 2: Convert to fraction form
    77,487.17/116,230.75 = 30,740.04/x
  3. Step 3: Cross multiply
    77,487.17x = 116,230.75 × 30,740.04
  4. Step 4: Simplify right side
    77,487.17x = 3,572,937,827.38
  5. Step 5: Solve for x
    x = 3,572,937,827.38/77,487.17
  6. Step 6: Final answer
    x = 46,110.06

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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.