Home / 125,744.96-173,528.32-69,155.20

Finding the Fourth Proportional to 125,744.96, 173,528.32 and 69,155.20

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Solution

The fourth proportional to 125,744.96, 173,528.32 and 69,155.20 is: 95,434.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,744.96 : 173,528.32 = 69,155.20 : x
  2. Step 2: Convert to fraction form
    125,744.96/173,528.32 = 69,155.20/x
  3. Step 3: Cross multiply
    125,744.96x = 173,528.32 × 69,155.20
  4. Step 4: Simplify right side
    125,744.96x = 12,000,385,675.26
  5. Step 5: Solve for x
    x = 12,000,385,675.26/125,744.96
  6. Step 6: Final answer
    x = 95,434.33

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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.