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Finding the Fourth Proportional to 96,425.70, 144,660.36 and 52,051.50

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Solution

The fourth proportional to 96,425.70, 144,660.36 and 52,051.50 is: 78,089.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,425.70 : 144,660.36 = 52,051.50 : x
  2. Step 2: Convert to fraction form
    96,425.70/144,660.36 = 52,051.50/x
  3. Step 3: Cross multiply
    96,425.70x = 144,660.36 × 52,051.50
  4. Step 4: Simplify right side
    96,425.70x = 7,529,788,728.54
  5. Step 5: Solve for x
    x = 7,529,788,728.54/96,425.70
  6. Step 6: Final answer
    x = 78,089.02

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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.