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Finding the Fourth Proportional to 88,698.43, 133,068.90 and 29,534.63

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Solution

The fourth proportional to 88,698.43, 133,068.90 and 29,534.63 is: 44,309.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,698.43 : 133,068.90 = 29,534.63 : x
  2. Step 2: Convert to fraction form
    88,698.43/133,068.90 = 29,534.63/x
  3. Step 3: Cross multiply
    88,698.43x = 133,068.90 × 29,534.63
  4. Step 4: Simplify right side
    88,698.43x = 3,930,140,726.01
  5. Step 5: Solve for x
    x = 3,930,140,726.01/88,698.43
  6. Step 6: Final answer
    x = 44,309.02

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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.