Home / 83,014.95-114,560.66-47,207.16

Finding the Fourth Proportional to 83,014.95, 114,560.66 and 47,207.16

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Solution

The fourth proportional to 83,014.95, 114,560.66 and 47,207.16 is: 65,145.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,014.95 : 114,560.66 = 47,207.16 : x
  2. Step 2: Convert to fraction form
    83,014.95/114,560.66 = 47,207.16/x
  3. Step 3: Cross multiply
    83,014.95x = 114,560.66 × 47,207.16
  4. Step 4: Simplify right side
    83,014.95x = 5,408,083,258.80
  5. Step 5: Solve for x
    x = 5,408,083,258.80/83,014.95
  6. Step 6: Final answer
    x = 65,145.89

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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.