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Finding the Fourth Proportional to 29,463.58, 40,656.67 and 16,712.70

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Solution

The fourth proportional to 29,463.58, 40,656.67 and 16,712.70 is: 23,061.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,463.58 : 40,656.67 = 16,712.70 : x
  2. Step 2: Convert to fraction form
    29,463.58/40,656.67 = 16,712.70/x
  3. Step 3: Cross multiply
    29,463.58x = 40,656.67 × 16,712.70
  4. Step 4: Simplify right side
    29,463.58x = 679,482,534.46
  5. Step 5: Solve for x
    x = 679,482,534.46/29,463.58
  6. Step 6: Final answer
    x = 23,061.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.