Home / 96,411.12-133,062.78-73,706.40

Finding the Fourth Proportional to 96,411.12, 133,062.78 and 73,706.40

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Solution

The fourth proportional to 96,411.12, 133,062.78 and 73,706.40 is: 101,726.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,411.12 : 133,062.78 = 73,706.40 : x
  2. Step 2: Convert to fraction form
    96,411.12/133,062.78 = 73,706.40/x
  3. Step 3: Cross multiply
    96,411.12x = 133,062.78 × 73,706.40
  4. Step 4: Simplify right side
    96,411.12x = 9,807,578,487.79
  5. Step 5: Solve for x
    x = 9,807,578,487.79/96,411.12
  6. Step 6: Final answer
    x = 101,726.63

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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.