Home / 53,742.29-74,161.17-29,868.14

Finding the Fourth Proportional to 53,742.29, 74,161.17 and 29,868.14

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Solution

The fourth proportional to 53,742.29, 74,161.17 and 29,868.14 is: 41,216.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,742.29 : 74,161.17 = 29,868.14 : x
  2. Step 2: Convert to fraction form
    53,742.29/74,161.17 = 29,868.14/x
  3. Step 3: Cross multiply
    53,742.29x = 74,161.17 × 29,868.14
  4. Step 4: Simplify right side
    53,742.29x = 2,215,056,393.53
  5. Step 5: Solve for x
    x = 2,215,056,393.53/53,742.29
  6. Step 6: Final answer
    x = 41,216.27

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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.