Home / 124,021.40-186,032.92-39,794.36

Finding the Fourth Proportional to 124,021.40, 186,032.92 and 39,794.36

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Solution

The fourth proportional to 124,021.40, 186,032.92 and 39,794.36 is: 59,691.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,021.40 : 186,032.92 = 39,794.36 : x
  2. Step 2: Convert to fraction form
    124,021.40/186,032.92 = 39,794.36/x
  3. Step 3: Cross multiply
    124,021.40x = 186,032.92 × 39,794.36
  4. Step 4: Simplify right side
    124,021.40x = 7,403,060,990.33
  5. Step 5: Solve for x
    x = 7,403,060,990.33/124,021.40
  6. Step 6: Final answer
    x = 59,691.80

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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.