Home / 74,595.60-111,929.85-35,145.90

Finding the Fourth Proportional to 74,595.60, 111,929.85 and 35,145.90

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Solution

The fourth proportional to 74,595.60, 111,929.85 and 35,145.90 is: 52,736.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,595.60 : 111,929.85 = 35,145.90 : x
  2. Step 2: Convert to fraction form
    74,595.60/111,929.85 = 35,145.90/x
  3. Step 3: Cross multiply
    74,595.60x = 111,929.85 × 35,145.90
  4. Step 4: Simplify right side
    74,595.60x = 3,933,875,315.12
  5. Step 5: Solve for x
    x = 3,933,875,315.12/74,595.60
  6. Step 6: Final answer
    x = 52,736.02

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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.