Home / 93,805.38-129,452.85-51,367.86

Finding the Fourth Proportional to 93,805.38, 129,452.85 and 51,367.86

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Solution

The fourth proportional to 93,805.38, 129,452.85 and 51,367.86 is: 70,888.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,805.38 : 129,452.85 = 51,367.86 : x
  2. Step 2: Convert to fraction form
    93,805.38/129,452.85 = 51,367.86/x
  3. Step 3: Cross multiply
    93,805.38x = 129,452.85 × 51,367.86
  4. Step 4: Simplify right side
    93,805.38x = 6,649,715,875.40
  5. Step 5: Solve for x
    x = 6,649,715,875.40/93,805.38
  6. Step 6: Final answer
    x = 70,888.43

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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.