Home / 113,455.11-156,566.77-62,466.80

Finding the Fourth Proportional to 113,455.11, 156,566.77 and 62,466.80

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Solution

The fourth proportional to 113,455.11, 156,566.77 and 62,466.80 is: 86,203.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,455.11 : 156,566.77 = 62,466.80 : x
  2. Step 2: Convert to fraction form
    113,455.11/156,566.77 = 62,466.80/x
  3. Step 3: Cross multiply
    113,455.11x = 156,566.77 × 62,466.80
  4. Step 4: Simplify right side
    113,455.11x = 9,780,224,795.90
  5. Step 5: Solve for x
    x = 9,780,224,795.90/113,455.11
  6. Step 6: Final answer
    x = 86,203.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.