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Finding the Fourth Proportional to 154,912.40, 232,368.60 and 95,814.80

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Solution

The fourth proportional to 154,912.40, 232,368.60 and 95,814.80 is: 143,722.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,912.40 : 232,368.60 = 95,814.80 : x
  2. Step 2: Convert to fraction form
    154,912.40/232,368.60 = 95,814.80/x
  3. Step 3: Cross multiply
    154,912.40x = 232,368.60 × 95,814.80
  4. Step 4: Simplify right side
    154,912.40x = 22,264,350,935.28
  5. Step 5: Solve for x
    x = 22,264,350,935.28/154,912.40
  6. Step 6: Final answer
    x = 143,722.20

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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.