Home / 67,924.34-101,927.96-42,929.97

Finding the Fourth Proportional to 67,924.34, 101,927.96 and 42,929.97

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Solution

The fourth proportional to 67,924.34, 101,927.96 and 42,929.97 is: 64,421.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,924.34 : 101,927.96 = 42,929.97 : x
  2. Step 2: Convert to fraction form
    67,924.34/101,927.96 = 42,929.97/x
  3. Step 3: Cross multiply
    67,924.34x = 101,927.96 × 42,929.97
  4. Step 4: Simplify right side
    67,924.34x = 4,375,763,829.07
  5. Step 5: Solve for x
    x = 4,375,763,829.07/67,924.34
  6. Step 6: Final answer
    x = 64,421.15

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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.