Home / 53,874.28-74,302.50-45,227.08

Finding the Fourth Proportional to 53,874.28, 74,302.50 and 45,227.08

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Solution

The fourth proportional to 53,874.28, 74,302.50 and 45,227.08 is: 62,376.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,874.28 : 74,302.50 = 45,227.08 : x
  2. Step 2: Convert to fraction form
    53,874.28/74,302.50 = 45,227.08/x
  3. Step 3: Cross multiply
    53,874.28x = 74,302.50 × 45,227.08
  4. Step 4: Simplify right side
    53,874.28x = 3,360,485,111.70
  5. Step 5: Solve for x
    x = 3,360,485,111.70/53,874.28
  6. Step 6: Final answer
    x = 62,376.43

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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.