Home / 195,531.20-293,296.80-62,421.20

Finding the Fourth Proportional to 195,531.20, 293,296.80 and 62,421.20

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Solution

The fourth proportional to 195,531.20, 293,296.80 and 62,421.20 is: 93,631.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,531.20 : 293,296.80 = 62,421.20 : x
  2. Step 2: Convert to fraction form
    195,531.20/293,296.80 = 62,421.20/x
  3. Step 3: Cross multiply
    195,531.20x = 293,296.80 × 62,421.20
  4. Step 4: Simplify right side
    195,531.20x = 18,307,938,212.16
  5. Step 5: Solve for x
    x = 18,307,938,212.16/195,531.20
  6. Step 6: Final answer
    x = 93,631.80

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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.