Home / 74,289.64-111,471.90-27,547.24

Finding the Fourth Proportional to 74,289.64, 111,471.90 and 27,547.24

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Solution

The fourth proportional to 74,289.64, 111,471.90 and 27,547.24 is: 41,334.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,289.64 : 111,471.90 = 27,547.24 : x
  2. Step 2: Convert to fraction form
    74,289.64/111,471.90 = 27,547.24/x
  3. Step 3: Cross multiply
    74,289.64x = 111,471.90 × 27,547.24
  4. Step 4: Simplify right side
    74,289.64x = 3,070,743,182.56
  5. Step 5: Solve for x
    x = 3,070,743,182.56/74,289.64
  6. Step 6: Final answer
    x = 41,334.74

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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.