Home / 110,721.04-152,794.50-60,420.04

Finding the Fourth Proportional to 110,721.04, 152,794.50 and 60,420.04

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Solution

The fourth proportional to 110,721.04, 152,794.50 and 60,420.04 is: 83,379.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,721.04 : 152,794.50 = 60,420.04 : x
  2. Step 2: Convert to fraction form
    110,721.04/152,794.50 = 60,420.04/x
  3. Step 3: Cross multiply
    110,721.04x = 152,794.50 × 60,420.04
  4. Step 4: Simplify right side
    110,721.04x = 9,231,849,801.78
  5. Step 5: Solve for x
    x = 9,231,849,801.78/110,721.04
  6. Step 6: Final answer
    x = 83,379.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.