Home / 125,947.50-173,807.79-69,364.14

Finding the Fourth Proportional to 125,947.50, 173,807.79 and 69,364.14

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Solution

The fourth proportional to 125,947.50, 173,807.79 and 69,364.14 is: 95,722.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,947.50 : 173,807.79 = 69,364.14 : x
  2. Step 2: Convert to fraction form
    125,947.50/173,807.79 = 69,364.14/x
  3. Step 3: Cross multiply
    125,947.50x = 173,807.79 × 69,364.14
  4. Step 4: Simplify right side
    125,947.50x = 12,056,027,878.65
  5. Step 5: Solve for x
    x = 12,056,027,878.65/125,947.50
  6. Step 6: Final answer
    x = 95,722.65

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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.