Home / 240,631.83-360,947.21-98,543.30

Finding the Fourth Proportional to 240,631.83, 360,947.21 and 98,543.30

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Solution

The fourth proportional to 240,631.83, 360,947.21 and 98,543.30 is: 147,814.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,631.83 : 360,947.21 = 98,543.30 : x
  2. Step 2: Convert to fraction form
    240,631.83/360,947.21 = 98,543.30/x
  3. Step 3: Cross multiply
    240,631.83x = 360,947.21 × 98,543.30
  4. Step 4: Simplify right side
    240,631.83x = 35,568,926,901.74
  5. Step 5: Solve for x
    x = 35,568,926,901.74/240,631.83
  6. Step 6: Final answer
    x = 147,814.72

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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.