Home / 40,689.14-56,156.69-29,395.17

Finding the Fourth Proportional to 40,689.14, 56,156.69 and 29,395.17

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Solution

The fourth proportional to 40,689.14, 56,156.69 and 29,395.17 is: 40,569.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,689.14 : 56,156.69 = 29,395.17 : x
  2. Step 2: Convert to fraction form
    40,689.14/56,156.69 = 29,395.17/x
  3. Step 3: Cross multiply
    40,689.14x = 56,156.69 × 29,395.17
  4. Step 4: Simplify right side
    40,689.14x = 1,650,735,522.68
  5. Step 5: Solve for x
    x = 1,650,735,522.68/40,689.14
  6. Step 6: Final answer
    x = 40,569.44

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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.