Home / 154,905.54-232,392.51-61,408.86

Finding the Fourth Proportional to 154,905.54, 232,392.51 and 61,408.86

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Solution

The fourth proportional to 154,905.54, 232,392.51 and 61,408.86 is: 92,126.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,905.54 : 232,392.51 = 61,408.86 : x
  2. Step 2: Convert to fraction form
    154,905.54/232,392.51 = 61,408.86/x
  3. Step 3: Cross multiply
    154,905.54x = 232,392.51 × 61,408.86
  4. Step 4: Simplify right side
    154,905.54x = 14,270,959,111.64
  5. Step 5: Solve for x
    x = 14,270,959,111.64/154,905.54
  6. Step 6: Final answer
    x = 92,126.85

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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.