Home / 131,636.16-197,454.24-61,564.68

Finding the Fourth Proportional to 131,636.16, 197,454.24 and 61,564.68

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Solution

The fourth proportional to 131,636.16, 197,454.24 and 61,564.68 is: 92,347.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,636.16 : 197,454.24 = 61,564.68 : x
  2. Step 2: Convert to fraction form
    131,636.16/197,454.24 = 61,564.68/x
  3. Step 3: Cross multiply
    131,636.16x = 197,454.24 × 61,564.68
  4. Step 4: Simplify right side
    131,636.16x = 12,156,207,100.24
  5. Step 5: Solve for x
    x = 12,156,207,100.24/131,636.16
  6. Step 6: Final answer
    x = 92,347.02

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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.