Home / 125,727.54-173,499.48-69,138.51

Finding the Fourth Proportional to 125,727.54, 173,499.48 and 69,138.51

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Solution

The fourth proportional to 125,727.54, 173,499.48 and 69,138.51 is: 95,408.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,727.54 : 173,499.48 = 69,138.51 : x
  2. Step 2: Convert to fraction form
    125,727.54/173,499.48 = 69,138.51/x
  3. Step 3: Cross multiply
    125,727.54x = 173,499.48 × 69,138.51
  4. Step 4: Simplify right side
    125,727.54x = 11,995,495,532.97
  5. Step 5: Solve for x
    x = 11,995,495,532.97/125,727.54
  6. Step 6: Final answer
    x = 95,408.66

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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.