Home / 125,774.40-173,559.18-69,189.42

Finding the Fourth Proportional to 125,774.40, 173,559.18 and 69,189.42

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Solution

The fourth proportional to 125,774.40, 173,559.18 and 69,189.42 is: 95,476.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,774.40 : 173,559.18 = 69,189.42 : x
  2. Step 2: Convert to fraction form
    125,774.40/173,559.18 = 69,189.42/x
  3. Step 3: Cross multiply
    125,774.40x = 173,559.18 × 69,189.42
  4. Step 4: Simplify right side
    125,774.40x = 12,008,458,999.88
  5. Step 5: Solve for x
    x = 12,008,458,999.88/125,774.40
  6. Step 6: Final answer
    x = 95,476.18

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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.