Home / 83,317.14-125,012.10-53,792.64

Finding the Fourth Proportional to 83,317.14, 125,012.10 and 53,792.64

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Solution

The fourth proportional to 83,317.14, 125,012.10 and 53,792.64 is: 80,712.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,317.14 : 125,012.10 = 53,792.64 : x
  2. Step 2: Convert to fraction form
    83,317.14/125,012.10 = 53,792.64/x
  3. Step 3: Cross multiply
    83,317.14x = 125,012.10 × 53,792.64
  4. Step 4: Simplify right side
    83,317.14x = 6,724,730,890.94
  5. Step 5: Solve for x
    x = 6,724,730,890.94/83,317.14
  6. Step 6: Final answer
    x = 80,712.45

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1.5x scale

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.