Home / 71,030.17-98,023.98-38,766.55

Finding the Fourth Proportional to 71,030.17, 98,023.98 and 38,766.55

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Solution

The fourth proportional to 71,030.17, 98,023.98 and 38,766.55 is: 53,499.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,030.17 : 98,023.98 = 38,766.55 : x
  2. Step 2: Convert to fraction form
    71,030.17/98,023.98 = 38,766.55/x
  3. Step 3: Cross multiply
    71,030.17x = 98,023.98 × 38,766.55
  4. Step 4: Simplify right side
    71,030.17x = 3,800,051,031.75
  5. Step 5: Solve for x
    x = 3,800,051,031.75/71,030.17
  6. Step 6: Final answer
    x = 53,499.12

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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.