Home / 154,347.44-231,363.29-104,432.81

Finding the Fourth Proportional to 154,347.44, 231,363.29 and 104,432.81

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Solution

The fourth proportional to 154,347.44, 231,363.29 and 104,432.81 is: 156,542.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,347.44 : 231,363.29 = 104,432.81 : x
  2. Step 2: Convert to fraction form
    154,347.44/231,363.29 = 104,432.81/x
  3. Step 3: Cross multiply
    154,347.44x = 231,363.29 × 104,432.81
  4. Step 4: Simplify right side
    154,347.44x = 24,161,917,609.81
  5. Step 5: Solve for x
    x = 24,161,917,609.81/154,347.44
  6. Step 6: Final answer
    x = 156,542.40

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1.5x scale

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.