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Finding the Fourth Proportional to 155,148.40, 232,722.60 and 96,099.40

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Solution

The fourth proportional to 155,148.40, 232,722.60 and 96,099.40 is: 144,149.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,148.40 : 232,722.60 = 96,099.40 : x
  2. Step 2: Convert to fraction form
    155,148.40/232,722.60 = 96,099.40/x
  3. Step 3: Cross multiply
    155,148.40x = 232,722.60 × 96,099.40
  4. Step 4: Simplify right side
    155,148.40x = 22,364,502,226.44
  5. Step 5: Solve for x
    x = 22,364,502,226.44/155,148.40
  6. Step 6: Final answer
    x = 144,149.10

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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.