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Finding the Fourth Proportional to 130,429.58, 195,711.10 and 62,118.47

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Solution

The fourth proportional to 130,429.58, 195,711.10 and 62,118.47 is: 93,209.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,429.58 : 195,711.10 = 62,118.47 : x
  2. Step 2: Convert to fraction form
    130,429.58/195,711.10 = 62,118.47/x
  3. Step 3: Cross multiply
    130,429.58x = 195,711.10 × 62,118.47
  4. Step 4: Simplify right side
    130,429.58x = 12,157,274,094.02
  5. Step 5: Solve for x
    x = 12,157,274,094.02/130,429.58
  6. Step 6: Final answer
    x = 93,209.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.