Home / 97,307.20-134,283.72-54,865.48

Finding the Fourth Proportional to 97,307.20, 134,283.72 and 54,865.48

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Solution

The fourth proportional to 97,307.20, 134,283.72 and 54,865.48 is: 75,714.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,307.20 : 134,283.72 = 54,865.48 : x
  2. Step 2: Convert to fraction form
    97,307.20/134,283.72 = 54,865.48/x
  3. Step 3: Cross multiply
    97,307.20x = 134,283.72 × 54,865.48
  4. Step 4: Simplify right side
    97,307.20x = 7,367,540,753.99
  5. Step 5: Solve for x
    x = 7,367,540,753.99/97,307.20
  6. Step 6: Final answer
    x = 75,714.24

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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.