Home / 125,734.82-173,510.60-69,146.20

Finding the Fourth Proportional to 125,734.82, 173,510.60 and 69,146.20

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Solution

The fourth proportional to 125,734.82, 173,510.60 and 69,146.20 is: 95,419.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,734.82 : 173,510.60 = 69,146.20 : x
  2. Step 2: Convert to fraction form
    125,734.82/173,510.60 = 69,146.20/x
  3. Step 3: Cross multiply
    125,734.82x = 173,510.60 × 69,146.20
  4. Step 4: Simplify right side
    125,734.82x = 11,997,597,870.21
  5. Step 5: Solve for x
    x = 11,997,597,870.21/125,734.82
  6. Step 6: Final answer
    x = 95,419.85

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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.