Home / 96,407.88-133,008.66-62,815.56

Finding the Fourth Proportional to 96,407.88, 133,008.66 and 62,815.56

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Solution

The fourth proportional to 96,407.88, 133,008.66 and 62,815.56 is: 86,663.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,407.88 : 133,008.66 = 62,815.56 : x
  2. Step 2: Convert to fraction form
    96,407.88/133,008.66 = 62,815.56/x
  3. Step 3: Cross multiply
    96,407.88x = 133,008.66 × 62,815.56
  4. Step 4: Simplify right side
    96,407.88x = 8,355,013,462.75
  5. Step 5: Solve for x
    x = 8,355,013,462.75/96,407.88
  6. Step 6: Final answer
    x = 86,663.18

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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.