Home / 83,016.12-114,557.58-47,214.84

Finding the Fourth Proportional to 83,016.12, 114,557.58 and 47,214.84

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Solution

The fourth proportional to 83,016.12, 114,557.58 and 47,214.84 is: 65,153.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,016.12 : 114,557.58 = 47,214.84 : x
  2. Step 2: Convert to fraction form
    83,016.12/114,557.58 = 47,214.84/x
  3. Step 3: Cross multiply
    83,016.12x = 114,557.58 × 47,214.84
  4. Step 4: Simplify right side
    83,016.12x = 5,408,817,810.49
  5. Step 5: Solve for x
    x = 5,408,817,810.49/83,016.12
  6. Step 6: Final answer
    x = 65,153.83

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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.