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Finding the Fourth Proportional to 58,318.88, 80,487.14 and 32,834.79

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Solution

The fourth proportional to 58,318.88, 80,487.14 and 32,834.79 is: 45,316.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,318.88 : 80,487.14 = 32,834.79 : x
  2. Step 2: Convert to fraction form
    58,318.88/80,487.14 = 32,834.79/x
  3. Step 3: Cross multiply
    58,318.88x = 80,487.14 × 32,834.79
  4. Step 4: Simplify right side
    58,318.88x = 2,642,778,175.43
  5. Step 5: Solve for x
    x = 2,642,778,175.43/58,318.88
  6. Step 6: Final answer
    x = 45,316.00

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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.