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Finding the Fourth Proportional to 96,753.55, 133,505.38 and 54,303.88

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Solution

The fourth proportional to 96,753.55, 133,505.38 and 54,303.88 is: 74,931.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,753.55 : 133,505.38 = 54,303.88 : x
  2. Step 2: Convert to fraction form
    96,753.55/133,505.38 = 54,303.88/x
  3. Step 3: Cross multiply
    96,753.55x = 133,505.38 × 54,303.88
  4. Step 4: Simplify right side
    96,753.55x = 7,249,860,134.87
  5. Step 5: Solve for x
    x = 7,249,860,134.87/96,753.55
  6. Step 6: Final answer
    x = 74,931.21

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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.