Home / 83,006.40-114,554.25-47,199.75

Finding the Fourth Proportional to 83,006.40, 114,554.25 and 47,199.75

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Solution

The fourth proportional to 83,006.40, 114,554.25 and 47,199.75 is: 65,138.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,006.40 : 114,554.25 = 47,199.75 : x
  2. Step 2: Convert to fraction form
    83,006.40/114,554.25 = 47,199.75/x
  3. Step 3: Cross multiply
    83,006.40x = 114,554.25 × 47,199.75
  4. Step 4: Simplify right side
    83,006.40x = 5,406,931,531.86
  5. Step 5: Solve for x
    x = 5,406,931,531.86/83,006.40
  6. Step 6: Final answer
    x = 65,138.73

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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.