Home / 93,829.92-129,480.45-51,380.25

Finding the Fourth Proportional to 93,829.92, 129,480.45 and 51,380.25

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Solution

The fourth proportional to 93,829.92, 129,480.45 and 51,380.25 is: 70,902.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,829.92 : 129,480.45 = 51,380.25 : x
  2. Step 2: Convert to fraction form
    93,829.92/129,480.45 = 51,380.25/x
  3. Step 3: Cross multiply
    93,829.92x = 129,480.45 × 51,380.25
  4. Step 4: Simplify right side
    93,829.92x = 6,652,737,891.11
  5. Step 5: Solve for x
    x = 6,652,737,891.11/93,829.92
  6. Step 6: Final answer
    x = 70,902.09

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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.