Home / 48,139.96-72,216.78-14,862.76

Finding the Fourth Proportional to 48,139.96, 72,216.78 and 14,862.76

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Solution

The fourth proportional to 48,139.96, 72,216.78 and 14,862.76 is: 22,296.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,139.96 : 72,216.78 = 14,862.76 : x
  2. Step 2: Convert to fraction form
    48,139.96/72,216.78 = 14,862.76/x
  3. Step 3: Cross multiply
    48,139.96x = 72,216.78 × 14,862.76
  4. Step 4: Simplify right side
    48,139.96x = 1,073,340,669.11
  5. Step 5: Solve for x
    x = 1,073,340,669.11/48,139.96
  6. Step 6: Final answer
    x = 22,296.25

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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.