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Finding the Fourth Proportional to 96,479.94, 133,134.90 and 54,032.70

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Solution

The fourth proportional to 96,479.94, 133,134.90 and 54,032.70 is: 74,560.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,479.94 : 133,134.90 = 54,032.70 : x
  2. Step 2: Convert to fraction form
    96,479.94/133,134.90 = 54,032.70/x
  3. Step 3: Cross multiply
    96,479.94x = 133,134.90 × 54,032.70
  4. Step 4: Simplify right side
    96,479.94x = 7,193,638,111.23
  5. Step 5: Solve for x
    x = 7,193,638,111.23/96,479.94
  6. Step 6: Final answer
    x = 74,560.97

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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.