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Finding the Fourth Proportional to 96,480.96, 144,673.92 and 45,865.92

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Solution

The fourth proportional to 96,480.96, 144,673.92 and 45,865.92 is: 68,776.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,480.96 : 144,673.92 = 45,865.92 : x
  2. Step 2: Convert to fraction form
    96,480.96/144,673.92 = 45,865.92/x
  3. Step 3: Cross multiply
    96,480.96x = 144,673.92 × 45,865.92
  4. Step 4: Simplify right side
    96,480.96x = 6,635,602,440.81
  5. Step 5: Solve for x
    x = 6,635,602,440.81/96,480.96
  6. Step 6: Final answer
    x = 68,776.29

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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.