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Finding the Fourth Proportional to 29,625.65, 40,884.14 and 17,695.87

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Solution

The fourth proportional to 29,625.65, 40,884.14 and 17,695.87 is: 24,420.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,625.65 : 40,884.14 = 17,695.87 : x
  2. Step 2: Convert to fraction form
    29,625.65/40,884.14 = 17,695.87/x
  3. Step 3: Cross multiply
    29,625.65x = 40,884.14 × 17,695.87
  4. Step 4: Simplify right side
    29,625.65x = 723,480,368.53
  5. Step 5: Solve for x
    x = 723,480,368.53/29,625.65
  6. Step 6: Final answer
    x = 24,420.74

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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.