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Finding the Fourth Proportional to 107,041.80, 160,562.70 and 62,718.60

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Solution

The fourth proportional to 107,041.80, 160,562.70 and 62,718.60 is: 94,077.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,041.80 : 160,562.70 = 62,718.60 : x
  2. Step 2: Convert to fraction form
    107,041.80/160,562.70 = 62,718.60/x
  3. Step 3: Cross multiply
    107,041.80x = 160,562.70 × 62,718.60
  4. Step 4: Simplify right side
    107,041.80x = 10,070,267,756.22
  5. Step 5: Solve for x
    x = 10,070,267,756.22/107,041.80
  6. Step 6: Final answer
    x = 94,077.90

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Why These Related Problems?

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