Home / 53,872.68-74,343.57-29,673.17

Finding the Fourth Proportional to 53,872.68, 74,343.57 and 29,673.17

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Solution

The fourth proportional to 53,872.68, 74,343.57 and 29,673.17 is: 40,948.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,872.68 : 74,343.57 = 29,673.17 : x
  2. Step 2: Convert to fraction form
    53,872.68/74,343.57 = 29,673.17/x
  3. Step 3: Cross multiply
    53,872.68x = 74,343.57 × 29,673.17
  4. Step 4: Simplify right side
    53,872.68x = 2,206,009,391.02
  5. Step 5: Solve for x
    x = 2,206,009,391.02/53,872.68
  6. Step 6: Final answer
    x = 40,948.57

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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.