Home / 98,572.28-147,842.21-27,499.77

Finding the Fourth Proportional to 98,572.28, 147,842.21 and 27,499.77

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Solution

The fourth proportional to 98,572.28, 147,842.21 and 27,499.77 is: 41,245.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,572.28 : 147,842.21 = 27,499.77 : x
  2. Step 2: Convert to fraction form
    98,572.28/147,842.21 = 27,499.77/x
  3. Step 3: Cross multiply
    98,572.28x = 147,842.21 × 27,499.77
  4. Step 4: Simplify right side
    98,572.28x = 4,065,626,840.04
  5. Step 5: Solve for x
    x = 4,065,626,840.04/98,572.28
  6. Step 6: Final answer
    x = 41,245.14

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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.