Home / 47,116.52-70,663.83-13,827.65

Finding the Fourth Proportional to 47,116.52, 70,663.83 and 13,827.65

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Solution

The fourth proportional to 47,116.52, 70,663.83 and 13,827.65 is: 20,738.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,116.52 : 70,663.83 = 13,827.65 : x
  2. Step 2: Convert to fraction form
    47,116.52/70,663.83 = 13,827.65/x
  3. Step 3: Cross multiply
    47,116.52x = 70,663.83 × 13,827.65
  4. Step 4: Simplify right side
    47,116.52x = 977,114,355.58
  5. Step 5: Solve for x
    x = 977,114,355.58/47,116.52
  6. Step 6: Final answer
    x = 20,738.26

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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.