Home / 48,724.17-67,303.89-39,199.92

Finding the Fourth Proportional to 48,724.17, 67,303.89 and 39,199.92

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Solution

The fourth proportional to 48,724.17, 67,303.89 and 39,199.92 is: 54,147.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,724.17 : 67,303.89 = 39,199.92 : x
  2. Step 2: Convert to fraction form
    48,724.17/67,303.89 = 39,199.92/x
  3. Step 3: Cross multiply
    48,724.17x = 67,303.89 × 39,199.92
  4. Step 4: Simplify right side
    48,724.17x = 2,638,307,103.69
  5. Step 5: Solve for x
    x = 2,638,307,103.69/48,724.17
  6. Step 6: Final answer
    x = 54,147.81

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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.