Home / 48,401.34-72,605.65-13,340.69

Finding the Fourth Proportional to 48,401.34, 72,605.65 and 13,340.69

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Solution

The fourth proportional to 48,401.34, 72,605.65 and 13,340.69 is: 20,012.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,401.34 : 72,605.65 = 13,340.69 : x
  2. Step 2: Convert to fraction form
    48,401.34/72,605.65 = 13,340.69/x
  3. Step 3: Cross multiply
    48,401.34x = 72,605.65 × 13,340.69
  4. Step 4: Simplify right side
    48,401.34x = 968,609,468.90
  5. Step 5: Solve for x
    x = 968,609,468.90/48,401.34
  6. Step 6: Final answer
    x = 20,012.04

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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.