Home / 61,334.16-92,001.28-19,214.58

Finding the Fourth Proportional to 61,334.16, 92,001.28 and 19,214.58

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Solution

The fourth proportional to 61,334.16, 92,001.28 and 19,214.58 is: 28,821.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,334.16 : 92,001.28 = 19,214.58 : x
  2. Step 2: Convert to fraction form
    61,334.16/92,001.28 = 19,214.58/x
  3. Step 3: Cross multiply
    61,334.16x = 92,001.28 × 19,214.58
  4. Step 4: Simplify right side
    61,334.16x = 1,767,765,954.66
  5. Step 5: Solve for x
    x = 1,767,765,954.66/61,334.16
  6. Step 6: Final answer
    x = 28,821.88

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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.