Home / 125,697.57-173,458.22-69,108.51

Finding the Fourth Proportional to 125,697.57, 173,458.22 and 69,108.51

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Solution

The fourth proportional to 125,697.57, 173,458.22 and 69,108.51 is: 95,367.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,697.57 : 173,458.22 = 69,108.51 : x
  2. Step 2: Convert to fraction form
    125,697.57/173,458.22 = 69,108.51/x
  3. Step 3: Cross multiply
    125,697.57x = 173,458.22 × 69,108.51
  4. Step 4: Simplify right side
    125,697.57x = 11,987,438,785.91
  5. Step 5: Solve for x
    x = 11,987,438,785.91/125,697.57
  6. Step 6: Final answer
    x = 95,367.31

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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.