Home / 113,176.55-156,182.86-62,189.82

Finding the Fourth Proportional to 113,176.55, 156,182.86 and 62,189.82

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Solution

The fourth proportional to 113,176.55, 156,182.86 and 62,189.82 is: 85,821.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,176.55 : 156,182.86 = 62,189.82 : x
  2. Step 2: Convert to fraction form
    113,176.55/156,182.86 = 62,189.82/x
  3. Step 3: Cross multiply
    113,176.55x = 156,182.86 × 62,189.82
  4. Step 4: Simplify right side
    113,176.55x = 9,712,983,950.49
  5. Step 5: Solve for x
    x = 9,712,983,950.49/113,176.55
  6. Step 6: Final answer
    x = 85,821.52

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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.