Home / 240,841.28-361,257.81-72,363.00

Finding the Fourth Proportional to 240,841.28, 361,257.81 and 72,363.00

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Solution

The fourth proportional to 240,841.28, 361,257.81 and 72,363.00 is: 108,543.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,841.28 : 361,257.81 = 72,363.00 : x
  2. Step 2: Convert to fraction form
    240,841.28/361,257.81 = 72,363.00/x
  3. Step 3: Cross multiply
    240,841.28x = 361,257.81 × 72,363.00
  4. Step 4: Simplify right side
    240,841.28x = 26,141,699,988.39
  5. Step 5: Solve for x
    x = 26,141,699,988.39/240,841.28
  6. Step 6: Final answer
    x = 108,543.27

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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.