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Finding the Fourth Proportional to 96,699.38, 133,410.93 and 63,184.82

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Solution

The fourth proportional to 96,699.38, 133,410.93 and 63,184.82 is: 87,172.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,699.38 : 133,410.93 = 63,184.82 : x
  2. Step 2: Convert to fraction form
    96,699.38/133,410.93 = 63,184.82/x
  3. Step 3: Cross multiply
    96,699.38x = 133,410.93 × 63,184.82
  4. Step 4: Simplify right side
    96,699.38x = 8,429,545,598.08
  5. Step 5: Solve for x
    x = 8,429,545,598.08/96,699.38
  6. Step 6: Final answer
    x = 87,172.70

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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.