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Finding the Fourth Proportional to 57,645.52, 86,392.88 and 29,541.76

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Solution

The fourth proportional to 57,645.52, 86,392.88 and 29,541.76 is: 44,274.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,645.52 : 86,392.88 = 29,541.76 : x
  2. Step 2: Convert to fraction form
    57,645.52/86,392.88 = 29,541.76/x
  3. Step 3: Cross multiply
    57,645.52x = 86,392.88 × 29,541.76
  4. Step 4: Simplify right side
    57,645.52x = 2,552,197,726.67
  5. Step 5: Solve for x
    x = 2,552,197,726.67/57,645.52
  6. Step 6: Final answer
    x = 44,274.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.