Home / 48,501.90-72,723.56-18,518.13

Finding the Fourth Proportional to 48,501.90, 72,723.56 and 18,518.13

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Solution

The fourth proportional to 48,501.90, 72,723.56 and 18,518.13 is: 27,766.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,501.90 : 72,723.56 = 18,518.13 : x
  2. Step 2: Convert to fraction form
    48,501.90/72,723.56 = 18,518.13/x
  3. Step 3: Cross multiply
    48,501.90x = 72,723.56 × 18,518.13
  4. Step 4: Simplify right side
    48,501.90x = 1,346,704,245.55
  5. Step 5: Solve for x
    x = 1,346,704,245.55/48,501.90
  6. Step 6: Final answer
    x = 27,766.01

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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.