Home / 124,039.38-186,060.21-39,799.71

Finding the Fourth Proportional to 124,039.38, 186,060.21 and 39,799.71

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Solution

The fourth proportional to 124,039.38, 186,060.21 and 39,799.71 is: 59,699.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,039.38 : 186,060.21 = 39,799.71 : x
  2. Step 2: Convert to fraction form
    124,039.38/186,060.21 = 39,799.71/x
  3. Step 3: Cross multiply
    124,039.38x = 186,060.21 × 39,799.71
  4. Step 4: Simplify right side
    124,039.38x = 7,405,142,400.54
  5. Step 5: Solve for x
    x = 7,405,142,400.54/124,039.38
  6. Step 6: Final answer
    x = 59,699.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.