Home / 154,961.40-232,220.70-88,260.60

Finding the Fourth Proportional to 154,961.40, 232,220.70 and 88,260.60

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Solution

The fourth proportional to 154,961.40, 232,220.70 and 88,260.60 is: 132,264.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,961.40 : 232,220.70 = 88,260.60 : x
  2. Step 2: Convert to fraction form
    154,961.40/232,220.70 = 88,260.60/x
  3. Step 3: Cross multiply
    154,961.40x = 232,220.70 × 88,260.60
  4. Step 4: Simplify right side
    154,961.40x = 20,495,938,314.42
  5. Step 5: Solve for x
    x = 20,495,938,314.42/154,961.40
  6. Step 6: Final answer
    x = 132,264.80

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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.