Home / 79,031.04-118,546.42-36,897

Finding the Fourth Proportional to 79,031.04, 118,546.42 and 36,897

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Solution

The fourth proportional to 79,031.04, 118,546.42 and 36,897 is: 55,345.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,031.04 : 118,546.42 = 36,897 : x
  2. Step 2: Convert to fraction form
    79,031.04/118,546.42 = 36,897/x
  3. Step 3: Cross multiply
    79,031.04x = 118,546.42 × 36,897
  4. Step 4: Simplify right side
    79,031.04x = 4,374,007,258.74
  5. Step 5: Solve for x
    x = 4,374,007,258.74/79,031.04
  6. Step 6: Final answer
    x = 55,345.43

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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.