Home / 154,930.20-232,337.70-61,416.60

Finding the Fourth Proportional to 154,930.20, 232,337.70 and 61,416.60

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Solution

The fourth proportional to 154,930.20, 232,337.70 and 61,416.60 is: 92,102.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,930.20 : 232,337.70 = 61,416.60 : x
  2. Step 2: Convert to fraction form
    154,930.20/232,337.70 = 61,416.60/x
  3. Step 3: Cross multiply
    154,930.20x = 232,337.70 × 61,416.60
  4. Step 4: Simplify right side
    154,930.20x = 14,269,391,585.82
  5. Step 5: Solve for x
    x = 14,269,391,585.82/154,930.20
  6. Step 6: Final answer
    x = 92,102.07

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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.