Home / 124,565.75-186,852.80-40,326.61

Finding the Fourth Proportional to 124,565.75, 186,852.80 and 40,326.61

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Solution

The fourth proportional to 124,565.75, 186,852.80 and 40,326.61 is: 60,491.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,565.75 : 186,852.80 = 40,326.61 : x
  2. Step 2: Convert to fraction form
    124,565.75/186,852.80 = 40,326.61/x
  3. Step 3: Cross multiply
    124,565.75x = 186,852.80 × 40,326.61
  4. Step 4: Simplify right side
    124,565.75x = 7,535,139,863.62
  5. Step 5: Solve for x
    x = 7,535,139,863.62/124,565.75
  6. Step 6: Final answer
    x = 60,491.27

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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.