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Finding the Fourth Proportional to 60,549.80, 90,824.70 and 31,025.30

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Solution

The fourth proportional to 60,549.80, 90,824.70 and 31,025.30 is: 46,537.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,549.80 : 90,824.70 = 31,025.30 : x
  2. Step 2: Convert to fraction form
    60,549.80/90,824.70 = 31,025.30/x
  3. Step 3: Cross multiply
    60,549.80x = 90,824.70 × 31,025.30
  4. Step 4: Simplify right side
    60,549.80x = 2,817,863,564.91
  5. Step 5: Solve for x
    x = 2,817,863,564.91/60,549.80
  6. Step 6: Final answer
    x = 46,537.95

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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.