Home / 127,162.28-175,486.84-70,577.30

Finding the Fourth Proportional to 127,162.28, 175,486.84 and 70,577.30

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Solution

The fourth proportional to 127,162.28, 175,486.84 and 70,577.30 is: 97,398.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,162.28 : 175,486.84 = 70,577.30 : x
  2. Step 2: Convert to fraction form
    127,162.28/175,486.84 = 70,577.30/x
  3. Step 3: Cross multiply
    127,162.28x = 175,486.84 × 70,577.30
  4. Step 4: Simplify right side
    127,162.28x = 12,385,387,352.73
  5. Step 5: Solve for x
    x = 12,385,387,352.73/127,162.28
  6. Step 6: Final answer
    x = 97,398.28

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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.