Home / 74,288.61-111,449.32-27,541.49

Finding the Fourth Proportional to 74,288.61, 111,449.32 and 27,541.49

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Solution

The fourth proportional to 74,288.61, 111,449.32 and 27,541.49 is: 41,318.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,288.61 : 111,449.32 = 27,541.49 : x
  2. Step 2: Convert to fraction form
    74,288.61/111,449.32 = 27,541.49/x
  3. Step 3: Cross multiply
    74,288.61x = 111,449.32 × 27,541.49
  4. Step 4: Simplify right side
    74,288.61x = 3,069,480,332.29
  5. Step 5: Solve for x
    x = 3,069,480,332.29/74,288.61
  6. Step 6: Final answer
    x = 41,318.32

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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.