Home / 125,767.39-173,555.38-69,178.77

Finding the Fourth Proportional to 125,767.39, 173,555.38 and 69,178.77

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Solution

The fourth proportional to 125,767.39, 173,555.38 and 69,178.77 is: 95,464.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,767.39 : 173,555.38 = 69,178.77 : x
  2. Step 2: Convert to fraction form
    125,767.39/173,555.38 = 69,178.77/x
  3. Step 3: Cross multiply
    125,767.39x = 173,555.38 × 69,178.77
  4. Step 4: Simplify right side
    125,767.39x = 12,006,347,715.28
  5. Step 5: Solve for x
    x = 12,006,347,715.28/125,767.39
  6. Step 6: Final answer
    x = 95,464.71

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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.