Home / 74,138.08-111,218.48-24,901.60

Finding the Fourth Proportional to 74,138.08, 111,218.48 and 24,901.60

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Solution

The fourth proportional to 74,138.08, 111,218.48 and 24,901.60 is: 37,356.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,138.08 : 111,218.48 = 24,901.60 : x
  2. Step 2: Convert to fraction form
    74,138.08/111,218.48 = 24,901.60/x
  3. Step 3: Cross multiply
    74,138.08x = 111,218.48 × 24,901.60
  4. Step 4: Simplify right side
    74,138.08x = 2,769,518,101.57
  5. Step 5: Solve for x
    x = 2,769,518,101.57/74,138.08
  6. Step 6: Final answer
    x = 37,356.22

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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.