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Finding the Fourth Proportional to 73,124.70, 100,959.12 and 59,728.14

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Solution

The fourth proportional to 73,124.70, 100,959.12 and 59,728.14 is: 82,463.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,124.70 : 100,959.12 = 59,728.14 : x
  2. Step 2: Convert to fraction form
    73,124.70/100,959.12 = 59,728.14/x
  3. Step 3: Cross multiply
    73,124.70x = 100,959.12 × 59,728.14
  4. Step 4: Simplify right side
    73,124.70x = 6,030,100,453.64
  5. Step 5: Solve for x
    x = 6,030,100,453.64/73,124.70
  6. Step 6: Final answer
    x = 82,463.25

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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.