Home / 127,363.04-175,757.50-70,772.96

Finding the Fourth Proportional to 127,363.04, 175,757.50 and 70,772.96

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Solution

The fourth proportional to 127,363.04, 175,757.50 and 70,772.96 is: 97,664.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,363.04 : 175,757.50 = 70,772.96 : x
  2. Step 2: Convert to fraction form
    127,363.04/175,757.50 = 70,772.96/x
  3. Step 3: Cross multiply
    127,363.04x = 175,757.50 × 70,772.96
  4. Step 4: Simplify right side
    127,363.04x = 12,438,878,517.20
  5. Step 5: Solve for x
    x = 12,438,878,517.20/127,363.04
  6. Step 6: Final answer
    x = 97,664.74

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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.