Home / 107,985.63-149,024.23-60,248.21

Finding the Fourth Proportional to 107,985.63, 149,024.23 and 60,248.21

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Solution

The fourth proportional to 107,985.63, 149,024.23 and 60,248.21 is: 83,144.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,985.63 : 149,024.23 = 60,248.21 : x
  2. Step 2: Convert to fraction form
    107,985.63/149,024.23 = 60,248.21/x
  3. Step 3: Cross multiply
    107,985.63x = 149,024.23 × 60,248.21
  4. Step 4: Simplify right side
    107,985.63x = 8,978,442,377.83
  5. Step 5: Solve for x
    x = 8,978,442,377.83/107,985.63
  6. Step 6: Final answer
    x = 83,144.79

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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.