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Finding the Fourth Proportional to 154,383.95, 231,454.95 and 60,959.63

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Solution

The fourth proportional to 154,383.95, 231,454.95 and 60,959.63 is: 91,391.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,383.95 : 231,454.95 = 60,959.63 : x
  2. Step 2: Convert to fraction form
    154,383.95/231,454.95 = 60,959.63/x
  3. Step 3: Cross multiply
    154,383.95x = 231,454.95 × 60,959.63
  4. Step 4: Simplify right side
    154,383.95x = 14,109,408,113.67
  5. Step 5: Solve for x
    x = 14,109,408,113.67/154,383.95
  6. Step 6: Final answer
    x = 91,391.68

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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.