Home / 66,476.40-99,712.98-27,023.76

Finding the Fourth Proportional to 66,476.40, 99,712.98 and 27,023.76

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Solution

The fourth proportional to 66,476.40, 99,712.98 and 27,023.76 is: 40,534.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,476.40 : 99,712.98 = 27,023.76 : x
  2. Step 2: Convert to fraction form
    66,476.40/99,712.98 = 27,023.76/x
  3. Step 3: Cross multiply
    66,476.40x = 99,712.98 × 27,023.76
  4. Step 4: Simplify right side
    66,476.40x = 2,694,619,640.40
  5. Step 5: Solve for x
    x = 2,694,619,640.40/66,476.40
  6. Step 6: Final answer
    x = 40,534.98

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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.