Home / 74,526.76-111,790.19-18,366.87

Finding the Fourth Proportional to 74,526.76, 111,790.19 and 18,366.87

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Solution

The fourth proportional to 74,526.76, 111,790.19 and 18,366.87 is: 27,550.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,526.76 : 111,790.19 = 18,366.87 : x
  2. Step 2: Convert to fraction form
    74,526.76/111,790.19 = 18,366.87/x
  3. Step 3: Cross multiply
    74,526.76x = 111,790.19 × 18,366.87
  4. Step 4: Simplify right side
    74,526.76x = 2,053,235,887.01
  5. Step 5: Solve for x
    x = 2,053,235,887.01/74,526.76
  6. Step 6: Final answer
    x = 27,550.32

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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.