Home / 107,999.58-149,039.04-60,252.90

Finding the Fourth Proportional to 107,999.58, 149,039.04 and 60,252.90

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Solution

The fourth proportional to 107,999.58, 149,039.04 and 60,252.90 is: 83,148.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,999.58 : 149,039.04 = 60,252.90 : x
  2. Step 2: Convert to fraction form
    107,999.58/149,039.04 = 60,252.90/x
  3. Step 3: Cross multiply
    107,999.58x = 149,039.04 × 60,252.90
  4. Step 4: Simplify right side
    107,999.58x = 8,980,034,373.22
  5. Step 5: Solve for x
    x = 8,980,034,373.22/107,999.58
  6. Step 6: Final answer
    x = 83,148.79

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1.5x scale

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.