Home / 58,068.20-87,102.30-16,509.80

Finding the Fourth Proportional to 58,068.20, 87,102.30 and 16,509.80

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Solution

The fourth proportional to 58,068.20, 87,102.30 and 16,509.80 is: 24,764.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,068.20 : 87,102.30 = 16,509.80 : x
  2. Step 2: Convert to fraction form
    58,068.20/87,102.30 = 16,509.80/x
  3. Step 3: Cross multiply
    58,068.20x = 87,102.30 × 16,509.80
  4. Step 4: Simplify right side
    58,068.20x = 1,438,041,552.54
  5. Step 5: Solve for x
    x = 1,438,041,552.54/58,068.20
  6. Step 6: Final answer
    x = 24,764.70

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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.