Home / 125,769.28-173,557.95-69,180.64

Finding the Fourth Proportional to 125,769.28, 173,557.95 and 69,180.64

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Solution

The fourth proportional to 125,769.28, 173,557.95 and 69,180.64 is: 95,467.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,769.28 : 173,557.95 = 69,180.64 : x
  2. Step 2: Convert to fraction form
    125,769.28/173,557.95 = 69,180.64/x
  3. Step 3: Cross multiply
    125,769.28x = 173,557.95 × 69,180.64
  4. Step 4: Simplify right side
    125,769.28x = 12,006,850,058.09
  5. Step 5: Solve for x
    x = 12,006,850,058.09/125,769.28
  6. Step 6: Final answer
    x = 95,467.27

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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.