Home / 154,992.20-232,430.70-61,478.60

Finding the Fourth Proportional to 154,992.20, 232,430.70 and 61,478.60

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Solution

The fourth proportional to 154,992.20, 232,430.70 and 61,478.60 is: 92,195.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,992.20 : 232,430.70 = 61,478.60 : x
  2. Step 2: Convert to fraction form
    154,992.20/232,430.70 = 61,478.60/x
  3. Step 3: Cross multiply
    154,992.20x = 232,430.70 × 61,478.60
  4. Step 4: Simplify right side
    154,992.20x = 14,289,514,033.02
  5. Step 5: Solve for x
    x = 14,289,514,033.02/154,992.20
  6. Step 6: Final answer
    x = 92,195.05

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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.