Home / 110,730.96-152,809.20-60,431.04

Finding the Fourth Proportional to 110,730.96, 152,809.20 and 60,431.04

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Solution

The fourth proportional to 110,730.96, 152,809.20 and 60,431.04 is: 83,395.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,730.96 : 152,809.20 = 60,431.04 : x
  2. Step 2: Convert to fraction form
    110,730.96/152,809.20 = 60,431.04/x
  3. Step 3: Cross multiply
    110,730.96x = 152,809.20 × 60,431.04
  4. Step 4: Simplify right side
    110,730.96x = 9,234,418,877.57
  5. Step 5: Solve for x
    x = 9,234,418,877.57/110,730.96
  6. Step 6: Final answer
    x = 83,395.09

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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.