Home / 102,725.60-154,085.16-60,892.34

Finding the Fourth Proportional to 102,725.60, 154,085.16 and 60,892.34

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Solution

The fourth proportional to 102,725.60, 154,085.16 and 60,892.34 is: 91,336.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,725.60 : 154,085.16 = 60,892.34 : x
  2. Step 2: Convert to fraction form
    102,725.60/154,085.16 = 60,892.34/x
  3. Step 3: Cross multiply
    102,725.60x = 154,085.16 × 60,892.34
  4. Step 4: Simplify right side
    102,725.60x = 9,382,605,951.67
  5. Step 5: Solve for x
    x = 9,382,605,951.67/102,725.60
  6. Step 6: Final answer
    x = 91,336.59

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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.