Home / 83,243.18-114,853.44-47,432.42

Finding the Fourth Proportional to 83,243.18, 114,853.44 and 47,432.42

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Solution

The fourth proportional to 83,243.18, 114,853.44 and 47,432.42 is: 65,444.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,243.18 : 114,853.44 = 47,432.42 : x
  2. Step 2: Convert to fraction form
    83,243.18/114,853.44 = 47,432.42/x
  3. Step 3: Cross multiply
    83,243.18x = 114,853.44 × 47,432.42
  4. Step 4: Simplify right side
    83,243.18x = 5,447,776,030.26
  5. Step 5: Solve for x
    x = 5,447,776,030.26/83,243.18
  6. Step 6: Final answer
    x = 65,444.12

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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.