Home / 49,485.06-74,149.76-38,267.88

Finding the Fourth Proportional to 49,485.06, 74,149.76 and 38,267.88

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Solution

The fourth proportional to 49,485.06, 74,149.76 and 38,267.88 is: 57,341.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,485.06 : 74,149.76 = 38,267.88 : x
  2. Step 2: Convert to fraction form
    49,485.06/74,149.76 = 38,267.88/x
  3. Step 3: Cross multiply
    49,485.06x = 74,149.76 × 38,267.88
  4. Step 4: Simplify right side
    49,485.06x = 2,837,554,117.71
  5. Step 5: Solve for x
    x = 2,837,554,117.71/49,485.06
  6. Step 6: Final answer
    x = 57,341.63

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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.