Home / 154,427.10-231,640.65-95,070.30

Finding the Fourth Proportional to 154,427.10, 231,640.65 and 95,070.30

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Solution

The fourth proportional to 154,427.10, 231,640.65 and 95,070.30 is: 142,605.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,427.10 : 231,640.65 = 95,070.30 : x
  2. Step 2: Convert to fraction form
    154,427.10/231,640.65 = 95,070.30/x
  3. Step 3: Cross multiply
    154,427.10x = 231,640.65 × 95,070.30
  4. Step 4: Simplify right side
    154,427.10x = 22,022,146,087.70
  5. Step 5: Solve for x
    x = 22,022,146,087.70/154,427.10
  6. Step 6: Final answer
    x = 142,605.45

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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.