Home / 125,825.04-173,640.16-69,235.20

Finding the Fourth Proportional to 125,825.04, 173,640.16 and 69,235.20

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Solution

The fourth proportional to 125,825.04, 173,640.16 and 69,235.20 is: 95,545.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,825.04 : 173,640.16 = 69,235.20 : x
  2. Step 2: Convert to fraction form
    125,825.04/173,640.16 = 69,235.20/x
  3. Step 3: Cross multiply
    125,825.04x = 173,640.16 × 69,235.20
  4. Step 4: Simplify right side
    125,825.04x = 12,022,011,205.63
  5. Step 5: Solve for x
    x = 12,022,011,205.63/125,825.04
  6. Step 6: Final answer
    x = 95,545.46

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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.