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Finding the Fourth Proportional to 60,527.52, 90,866.88 and 40,893.12

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Solution

The fourth proportional to 60,527.52, 90,866.88 and 40,893.12 is: 61,390.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,527.52 : 90,866.88 = 40,893.12 : x
  2. Step 2: Convert to fraction form
    60,527.52/90,866.88 = 40,893.12/x
  3. Step 3: Cross multiply
    60,527.52x = 90,866.88 × 40,893.12
  4. Step 4: Simplify right side
    60,527.52x = 3,715,830,227.87
  5. Step 5: Solve for x
    x = 3,715,830,227.87/60,527.52
  6. Step 6: Final answer
    x = 61,390.76

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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.