Home / 49,470.24-74,205.52-12,030.32

Finding the Fourth Proportional to 49,470.24, 74,205.52 and 12,030.32

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Solution

The fourth proportional to 49,470.24, 74,205.52 and 12,030.32 is: 18,045.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,470.24 : 74,205.52 = 12,030.32 : x
  2. Step 2: Convert to fraction form
    49,470.24/74,205.52 = 12,030.32/x
  3. Step 3: Cross multiply
    49,470.24x = 74,205.52 × 12,030.32
  4. Step 4: Simplify right side
    49,470.24x = 892,716,306.80
  5. Step 5: Solve for x
    x = 892,716,306.80/49,470.24
  6. Step 6: Final answer
    x = 18,045.52

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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.