Home / 124,560.85-171,893.19-70,845.70

Finding the Fourth Proportional to 124,560.85, 171,893.19 and 70,845.70

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Solution

The fourth proportional to 124,560.85, 171,893.19 and 70,845.70 is: 97,766.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,560.85 : 171,893.19 = 70,845.70 : x
  2. Step 2: Convert to fraction form
    124,560.85/171,893.19 = 70,845.70/x
  3. Step 3: Cross multiply
    124,560.85x = 171,893.19 × 70,845.70
  4. Step 4: Simplify right side
    124,560.85x = 12,177,893,370.78
  5. Step 5: Solve for x
    x = 12,177,893,370.78/124,560.85
  6. Step 6: Final answer
    x = 97,766.62

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1.5x scale

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.