Home / 124,726.20-186,950.40-49,827.12

Finding the Fourth Proportional to 124,726.20, 186,950.40 and 49,827.12

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Solution

The fourth proportional to 124,726.20, 186,950.40 and 49,827.12 is: 74,685.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,726.20 : 186,950.40 = 49,827.12 : x
  2. Step 2: Convert to fraction form
    124,726.20/186,950.40 = 49,827.12/x
  3. Step 3: Cross multiply
    124,726.20x = 186,950.40 × 49,827.12
  4. Step 4: Simplify right side
    124,726.20x = 9,315,200,014.85
  5. Step 5: Solve for x
    x = 9,315,200,014.85/124,726.20
  6. Step 6: Final answer
    x = 74,685.19

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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.