Home / 47,849.28-66,032-27,707.20

Finding the Fourth Proportional to 47,849.28, 66,032 and 27,707.20

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Solution

The fourth proportional to 47,849.28, 66,032 and 27,707.20 is: 38,235.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,849.28 : 66,032 = 27,707.20 : x
  2. Step 2: Convert to fraction form
    47,849.28/66,032 = 27,707.20/x
  3. Step 3: Cross multiply
    47,849.28x = 66,032 × 27,707.20
  4. Step 4: Simplify right side
    47,849.28x = 1,829,561,830.40
  5. Step 5: Solve for x
    x = 1,829,561,830.40/47,849.28
  6. Step 6: Final answer
    x = 38,235.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.