Home / 70,627.20-106,426.62-58,421.91

Finding the Fourth Proportional to 70,627.20, 106,426.62 and 58,421.91

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Solution

The fourth proportional to 70,627.20, 106,426.62 and 58,421.91 is: 88,034.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,627.20 : 106,426.62 = 58,421.91 : x
  2. Step 2: Convert to fraction form
    70,627.20/106,426.62 = 58,421.91/x
  3. Step 3: Cross multiply
    70,627.20x = 106,426.62 × 58,421.91
  4. Step 4: Simplify right side
    70,627.20x = 6,217,646,415.24
  5. Step 5: Solve for x
    x = 6,217,646,415.24/70,627.20
  6. Step 6: Final answer
    x = 88,034.73

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.