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Finding the Fourth Proportional to 59,720.42, 82,412.44 and 32,862.92

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Solution

The fourth proportional to 59,720.42, 82,412.44 and 32,862.92 is: 45,349.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,720.42 : 82,412.44 = 32,862.92 : x
  2. Step 2: Convert to fraction form
    59,720.42/82,412.44 = 32,862.92/x
  3. Step 3: Cross multiply
    59,720.42x = 82,412.44 × 32,862.92
  4. Step 4: Simplify right side
    59,720.42x = 2,708,312,928.51
  5. Step 5: Solve for x
    x = 2,708,312,928.51/59,720.42
  6. Step 6: Final answer
    x = 45,349.86

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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.