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Finding the Fourth Proportional to 58,614.88, 80,888.58 and 34,411.11

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Solution

The fourth proportional to 58,614.88, 80,888.58 and 34,411.11 is: 47,487.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,614.88 : 80,888.58 = 34,411.11 : x
  2. Step 2: Convert to fraction form
    58,614.88/80,888.58 = 34,411.11/x
  3. Step 3: Cross multiply
    58,614.88x = 80,888.58 × 34,411.11
  4. Step 4: Simplify right side
    58,614.88x = 2,783,465,419.68
  5. Step 5: Solve for x
    x = 2,783,465,419.68/58,614.88
  6. Step 6: Final answer
    x = 47,487.35

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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.