Home / 117,165.60-175,748.48-67,569.92

Finding the Fourth Proportional to 117,165.60, 175,748.48 and 67,569.92

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Solution

The fourth proportional to 117,165.60, 175,748.48 and 67,569.92 is: 101,354.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,165.60 : 175,748.48 = 67,569.92 : x
  2. Step 2: Convert to fraction form
    117,165.60/175,748.48 = 67,569.92/x
  3. Step 3: Cross multiply
    117,165.60x = 175,748.48 × 67,569.92
  4. Step 4: Simplify right side
    117,165.60x = 11,875,310,733.72
  5. Step 5: Solve for x
    x = 11,875,310,733.72/117,165.60
  6. Step 6: Final answer
    x = 101,354.93

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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.