Home / 58,149.18-87,005.88-34,369.20

Finding the Fourth Proportional to 58,149.18, 87,005.88 and 34,369.20

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Solution

The fourth proportional to 58,149.18, 87,005.88 and 34,369.20 is: 51,425.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,149.18 : 87,005.88 = 34,369.20 : x
  2. Step 2: Convert to fraction form
    58,149.18/87,005.88 = 34,369.20/x
  3. Step 3: Cross multiply
    58,149.18x = 87,005.88 × 34,369.20
  4. Step 4: Simplify right side
    58,149.18x = 2,990,322,490.90
  5. Step 5: Solve for x
    x = 2,990,322,490.90/58,149.18
  6. Step 6: Final answer
    x = 51,425.02

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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.