Home / 61,818.18-92,663.67-28,107.65

Finding the Fourth Proportional to 61,818.18, 92,663.67 and 28,107.65

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Solution

The fourth proportional to 61,818.18, 92,663.67 and 28,107.65 is: 42,132.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,818.18 : 92,663.67 = 28,107.65 : x
  2. Step 2: Convert to fraction form
    61,818.18/92,663.67 = 28,107.65/x
  3. Step 3: Cross multiply
    61,818.18x = 92,663.67 × 28,107.65
  4. Step 4: Simplify right side
    61,818.18x = 2,604,558,004.08
  5. Step 5: Solve for x
    x = 2,604,558,004.08/61,818.18
  6. Step 6: Final answer
    x = 42,132.56

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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.