Home / 40,154.17-55,411.26-23,159.13

Finding the Fourth Proportional to 40,154.17, 55,411.26 and 23,159.13

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Solution

The fourth proportional to 40,154.17, 55,411.26 and 23,159.13 is: 31,958.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,154.17 : 55,411.26 = 23,159.13 : x
  2. Step 2: Convert to fraction form
    40,154.17/55,411.26 = 23,159.13/x
  3. Step 3: Cross multiply
    40,154.17x = 55,411.26 × 23,159.13
  4. Step 4: Simplify right side
    40,154.17x = 1,283,276,573.80
  5. Step 5: Solve for x
    x = 1,283,276,573.80/40,154.17
  6. Step 6: Final answer
    x = 31,958.74

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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.