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Finding the Fourth Proportional to 155,414.40, 233,294.40 and 96,316.80

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Solution

The fourth proportional to 155,414.40, 233,294.40 and 96,316.80 is: 144,582.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,414.40 : 233,294.40 = 96,316.80 : x
  2. Step 2: Convert to fraction form
    155,414.40/233,294.40 = 96,316.80/x
  3. Step 3: Cross multiply
    155,414.40x = 233,294.40 × 96,316.80
  4. Step 4: Simplify right side
    155,414.40x = 22,470,170,065.92
  5. Step 5: Solve for x
    x = 22,470,170,065.92/155,414.40
  6. Step 6: Final answer
    x = 144,582.29

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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.