Home / 48,002.85-72,004.28-45,232.65

Finding the Fourth Proportional to 48,002.85, 72,004.28 and 45,232.65

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Solution

The fourth proportional to 48,002.85, 72,004.28 and 45,232.65 is: 67,848.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,002.85 : 72,004.28 = 45,232.65 : x
  2. Step 2: Convert to fraction form
    48,002.85/72,004.28 = 45,232.65/x
  3. Step 3: Cross multiply
    48,002.85x = 72,004.28 × 45,232.65
  4. Step 4: Simplify right side
    48,002.85x = 3,256,944,169.58
  5. Step 5: Solve for x
    x = 3,256,944,169.58/48,002.85
  6. Step 6: Final answer
    x = 67,848.98

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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.