Home / 71,562.24-98,741.52-43,269.60

Finding the Fourth Proportional to 71,562.24, 98,741.52 and 43,269.60

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Solution

The fourth proportional to 71,562.24, 98,741.52 and 43,269.60 is: 59,703.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,562.24 : 98,741.52 = 43,269.60 : x
  2. Step 2: Convert to fraction form
    71,562.24/98,741.52 = 43,269.60/x
  3. Step 3: Cross multiply
    71,562.24x = 98,741.52 × 43,269.60
  4. Step 4: Simplify right side
    71,562.24x = 4,272,506,073.79
  5. Step 5: Solve for x
    x = 4,272,506,073.79/71,562.24
  6. Step 6: Final answer
    x = 59,703.36

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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.