Home / 107,975.04-148,999.12-62,649.52

Finding the Fourth Proportional to 107,975.04, 148,999.12 and 62,649.52

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Solution

The fourth proportional to 107,975.04, 148,999.12 and 62,649.52 is: 86,452.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,975.04 : 148,999.12 = 62,649.52 : x
  2. Step 2: Convert to fraction form
    107,975.04/148,999.12 = 62,649.52/x
  3. Step 3: Cross multiply
    107,975.04x = 148,999.12 × 62,649.52
  4. Step 4: Simplify right side
    107,975.04x = 9,334,723,348.42
  5. Step 5: Solve for x
    x = 9,334,723,348.42/107,975.04
  6. Step 6: Final answer
    x = 86,452.60

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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.