Home / 83,031.28-114,583.62-45,306.34

Finding the Fourth Proportional to 83,031.28, 114,583.62 and 45,306.34

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Solution

The fourth proportional to 83,031.28, 114,583.62 and 45,306.34 is: 62,523.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,031.28 : 114,583.62 = 45,306.34 : x
  2. Step 2: Convert to fraction form
    83,031.28/114,583.62 = 45,306.34/x
  3. Step 3: Cross multiply
    83,031.28x = 114,583.62 × 45,306.34
  4. Step 4: Simplify right side
    83,031.28x = 5,191,364,619.34
  5. Step 5: Solve for x
    x = 5,191,364,619.34/83,031.28
  6. Step 6: Final answer
    x = 62,523.00

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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.