Home / 127,019.24-175,288.96-69,655.14

Finding the Fourth Proportional to 127,019.24, 175,288.96 and 69,655.14

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Solution

The fourth proportional to 127,019.24, 175,288.96 and 69,655.14 is: 96,125.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,019.24 : 175,288.96 = 69,655.14 : x
  2. Step 2: Convert to fraction form
    127,019.24/175,288.96 = 69,655.14/x
  3. Step 3: Cross multiply
    127,019.24x = 175,288.96 × 69,655.14
  4. Step 4: Simplify right side
    127,019.24x = 12,209,777,049.25
  5. Step 5: Solve for x
    x = 12,209,777,049.25/127,019.24
  6. Step 6: Final answer
    x = 96,125.41

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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.