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Finding the Fourth Proportional to 93,520.44, 129,057.44 and 51,079.01

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Solution

The fourth proportional to 93,520.44, 129,057.44 and 51,079.01 is: 70,488.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,520.44 : 129,057.44 = 51,079.01 : x
  2. Step 2: Convert to fraction form
    93,520.44/129,057.44 = 51,079.01/x
  3. Step 3: Cross multiply
    93,520.44x = 129,057.44 × 51,079.01
  4. Step 4: Simplify right side
    93,520.44x = 6,592,125,367.65
  5. Step 5: Solve for x
    x = 6,592,125,367.65/93,520.44
  6. Step 6: Final answer
    x = 70,488.61

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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.