Home / 83,737.67-125,316.87-51,703.58

Finding the Fourth Proportional to 83,737.67, 125,316.87 and 51,703.58

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Solution

The fourth proportional to 83,737.67, 125,316.87 and 51,703.58 is: 77,376.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,737.67 : 125,316.87 = 51,703.58 : x
  2. Step 2: Convert to fraction form
    83,737.67/125,316.87 = 51,703.58/x
  3. Step 3: Cross multiply
    83,737.67x = 125,316.87 × 51,703.58
  4. Step 4: Simplify right side
    83,737.67x = 6,479,331,223.63
  5. Step 5: Solve for x
    x = 6,479,331,223.63/83,737.67
  6. Step 6: Final answer
    x = 77,376.55

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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.