Home / 366,988.96-550,566.33-130,331.80

Finding the Fourth Proportional to 366,988.96, 550,566.33 and 130,331.80

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Solution

The fourth proportional to 366,988.96, 550,566.33 and 130,331.80 is: 195,527.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,988.96 : 550,566.33 = 130,331.80 : x
  2. Step 2: Convert to fraction form
    366,988.96/550,566.33 = 130,331.80/x
  3. Step 3: Cross multiply
    366,988.96x = 550,566.33 × 130,331.80
  4. Step 4: Simplify right side
    366,988.96x = 71,756,300,808.29
  5. Step 5: Solve for x
    x = 71,756,300,808.29/366,988.96
  6. Step 6: Final answer
    x = 195,527.14

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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.