Home / 107,999.64-149,039.04-60,252.93

Finding the Fourth Proportional to 107,999.64, 149,039.04 and 60,252.93

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Solution

The fourth proportional to 107,999.64, 149,039.04 and 60,252.93 is: 83,148.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,999.64 : 149,039.04 = 60,252.93 : x
  2. Step 2: Convert to fraction form
    107,999.64/149,039.04 = 60,252.93/x
  3. Step 3: Cross multiply
    107,999.64x = 149,039.04 × 60,252.93
  4. Step 4: Simplify right side
    107,999.64x = 8,980,038,844.39
  5. Step 5: Solve for x
    x = 8,980,038,844.39/107,999.64
  6. Step 6: Final answer
    x = 83,148.78

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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.