Home / 71,260.56-98,114.40-62,756.82

Finding the Fourth Proportional to 71,260.56, 98,114.40 and 62,756.82

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Solution

The fourth proportional to 71,260.56, 98,114.40 and 62,756.82 is: 86,406.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,260.56 : 98,114.40 = 62,756.82 : x
  2. Step 2: Convert to fraction form
    71,260.56/98,114.40 = 62,756.82/x
  3. Step 3: Cross multiply
    71,260.56x = 98,114.40 × 62,756.82
  4. Step 4: Simplify right side
    71,260.56x = 6,157,347,740.21
  5. Step 5: Solve for x
    x = 6,157,347,740.21/71,260.56
  6. Step 6: Final answer
    x = 86,406.11

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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.