Home / 74,130.76-111,184.35-24,210.43

Finding the Fourth Proportional to 74,130.76, 111,184.35 and 24,210.43

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Solution

The fourth proportional to 74,130.76, 111,184.35 and 24,210.43 is: 36,311.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,130.76 : 111,184.35 = 24,210.43 : x
  2. Step 2: Convert to fraction form
    74,130.76/111,184.35 = 24,210.43/x
  3. Step 3: Cross multiply
    74,130.76x = 111,184.35 × 24,210.43
  4. Step 4: Simplify right side
    74,130.76x = 2,691,821,023.08
  5. Step 5: Solve for x
    x = 2,691,821,023.08/74,130.76
  6. Step 6: Final answer
    x = 36,311.80

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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.