Home / 63,719.04-87,943.14-36,877.89

Finding the Fourth Proportional to 63,719.04, 87,943.14 and 36,877.89

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Solution

The fourth proportional to 63,719.04, 87,943.14 and 36,877.89 is: 50,897.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,719.04 : 87,943.14 = 36,877.89 : x
  2. Step 2: Convert to fraction form
    63,719.04/87,943.14 = 36,877.89/x
  3. Step 3: Cross multiply
    63,719.04x = 87,943.14 × 36,877.89
  4. Step 4: Simplify right side
    63,719.04x = 3,243,157,443.17
  5. Step 5: Solve for x
    x = 3,243,157,443.17/63,719.04
  6. Step 6: Final answer
    x = 50,897.78

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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.