Home / 83,113.60-124,670.40-41,641.60

Finding the Fourth Proportional to 83,113.60, 124,670.40 and 41,641.60

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Solution

The fourth proportional to 83,113.60, 124,670.40 and 41,641.60 is: 62,462.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,113.60 : 124,670.40 = 41,641.60 : x
  2. Step 2: Convert to fraction form
    83,113.60/124,670.40 = 41,641.60/x
  3. Step 3: Cross multiply
    83,113.60x = 124,670.40 × 41,641.60
  4. Step 4: Simplify right side
    83,113.60x = 5,191,474,928.64
  5. Step 5: Solve for x
    x = 5,191,474,928.64/83,113.60
  6. Step 6: Final answer
    x = 62,462.40

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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.