Home / 124,432.03-186,648.77-30,937.78

Finding the Fourth Proportional to 124,432.03, 186,648.77 and 30,937.78

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Solution

The fourth proportional to 124,432.03, 186,648.77 and 30,937.78 is: 46,406.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,432.03 : 186,648.77 = 30,937.78 : x
  2. Step 2: Convert to fraction form
    124,432.03/186,648.77 = 30,937.78/x
  3. Step 3: Cross multiply
    124,432.03x = 186,648.77 × 30,937.78
  4. Step 4: Simplify right side
    124,432.03x = 5,774,498,894.19
  5. Step 5: Solve for x
    x = 5,774,498,894.19/124,432.03
  6. Step 6: Final answer
    x = 46,406.85

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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.