Home / 125,788.07-173,585.08-69,198.23

Finding the Fourth Proportional to 125,788.07, 173,585.08 and 69,198.23

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Solution

The fourth proportional to 125,788.07, 173,585.08 and 69,198.23 is: 95,492.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,788.07 : 173,585.08 = 69,198.23 : x
  2. Step 2: Convert to fraction form
    125,788.07/173,585.08 = 69,198.23/x
  3. Step 3: Cross multiply
    125,788.07x = 173,585.08 × 69,198.23
  4. Step 4: Simplify right side
    125,788.07x = 12,011,780,290.41
  5. Step 5: Solve for x
    x = 12,011,780,290.41/125,788.07
  6. Step 6: Final answer
    x = 95,492.21

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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.