Home / 124,015.86-186,013.80-39,753.45

Finding the Fourth Proportional to 124,015.86, 186,013.80 and 39,753.45

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Solution

The fourth proportional to 124,015.86, 186,013.80 and 39,753.45 is: 59,626.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,015.86 : 186,013.80 = 39,753.45 : x
  2. Step 2: Convert to fraction form
    124,015.86/186,013.80 = 39,753.45/x
  3. Step 3: Cross multiply
    124,015.86x = 186,013.80 × 39,753.45
  4. Step 4: Simplify right side
    124,015.86x = 7,394,690,297.61
  5. Step 5: Solve for x
    x = 7,394,690,297.61/124,015.86
  6. Step 6: Final answer
    x = 59,626.97

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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.