Home / 122,737.87-169,377.15-69,023.26

Finding the Fourth Proportional to 122,737.87, 169,377.15 and 69,023.26

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Solution

The fourth proportional to 122,737.87, 169,377.15 and 69,023.26 is: 95,251.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,737.87 : 169,377.15 = 69,023.26 : x
  2. Step 2: Convert to fraction form
    122,737.87/169,377.15 = 69,023.26/x
  3. Step 3: Cross multiply
    122,737.87x = 169,377.15 × 69,023.26
  4. Step 4: Simplify right side
    122,737.87x = 11,690,963,062.51
  5. Step 5: Solve for x
    x = 11,690,963,062.51/122,737.87
  6. Step 6: Final answer
    x = 95,251.47

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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.