Home / 125,618.39-173,349.95-69,029.76

Finding the Fourth Proportional to 125,618.39, 173,349.95 and 69,029.76

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Solution

The fourth proportional to 125,618.39, 173,349.95 and 69,029.76 is: 95,259.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,618.39 : 173,349.95 = 69,029.76 : x
  2. Step 2: Convert to fraction form
    125,618.39/173,349.95 = 69,029.76/x
  3. Step 3: Cross multiply
    125,618.39x = 173,349.95 × 69,029.76
  4. Step 4: Simplify right side
    125,618.39x = 11,966,305,099.36
  5. Step 5: Solve for x
    x = 11,966,305,099.36/125,618.39
  6. Step 6: Final answer
    x = 95,259.19

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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.