Home / 154,494.55-231,569.02-87,966.55

Finding the Fourth Proportional to 154,494.55, 231,569.02 and 87,966.55

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Solution

The fourth proportional to 154,494.55, 231,569.02 and 87,966.55 is: 131,851.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,494.55 : 231,569.02 = 87,966.55 : x
  2. Step 2: Convert to fraction form
    154,494.55/231,569.02 = 87,966.55/x
  3. Step 3: Cross multiply
    154,494.55x = 231,569.02 × 87,966.55
  4. Step 4: Simplify right side
    154,494.55x = 20,370,327,776.28
  5. Step 5: Solve for x
    x = 20,370,327,776.28/154,494.55
  6. Step 6: Final answer
    x = 131,851.43

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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.