Home / 48,301.85-72,444.56-12,763.57

Finding the Fourth Proportional to 48,301.85, 72,444.56 and 12,763.57

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Solution

The fourth proportional to 48,301.85, 72,444.56 and 12,763.57 is: 19,143.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,301.85 : 72,444.56 = 12,763.57 : x
  2. Step 2: Convert to fraction form
    48,301.85/72,444.56 = 12,763.57/x
  3. Step 3: Cross multiply
    48,301.85x = 72,444.56 × 12,763.57
  4. Step 4: Simplify right side
    48,301.85x = 924,651,212.68
  5. Step 5: Solve for x
    x = 924,651,212.68/48,301.85
  6. Step 6: Final answer
    x = 19,143.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.