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Finding the Fourth Proportional to 42,466.92, 63,700.14 and 10,876.92

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Solution

The fourth proportional to 42,466.92, 63,700.14 and 10,876.92 is: 16,315.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,466.92 : 63,700.14 = 10,876.92 : x
  2. Step 2: Convert to fraction form
    42,466.92/63,700.14 = 10,876.92/x
  3. Step 3: Cross multiply
    42,466.92x = 63,700.14 × 10,876.92
  4. Step 4: Simplify right side
    42,466.92x = 692,861,326.77
  5. Step 5: Solve for x
    x = 692,861,326.77/42,466.92
  6. Step 6: Final answer
    x = 16,315.32

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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.