Home / 125,582.36-173,300.65-71,863.95

Finding the Fourth Proportional to 125,582.36, 173,300.65 and 71,863.95

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Solution

The fourth proportional to 125,582.36, 173,300.65 and 71,863.95 is: 99,170.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,582.36 : 173,300.65 = 71,863.95 : x
  2. Step 2: Convert to fraction form
    125,582.36/173,300.65 = 71,863.95/x
  3. Step 3: Cross multiply
    125,582.36x = 173,300.65 × 71,863.95
  4. Step 4: Simplify right side
    125,582.36x = 12,454,069,246.57
  5. Step 5: Solve for x
    x = 12,454,069,246.57/125,582.36
  6. Step 6: Final answer
    x = 99,170.53

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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.