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Finding the Fourth Proportional to 183,877.20, 275,815.80 and 65,552.40

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Solution

The fourth proportional to 183,877.20, 275,815.80 and 65,552.40 is: 98,328.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,877.20 : 275,815.80 = 65,552.40 : x
  2. Step 2: Convert to fraction form
    183,877.20/275,815.80 = 65,552.40/x
  3. Step 3: Cross multiply
    183,877.20x = 275,815.80 × 65,552.40
  4. Step 4: Simplify right side
    183,877.20x = 18,080,387,647.92
  5. Step 5: Solve for x
    x = 18,080,387,647.92/183,877.20
  6. Step 6: Final answer
    x = 98,328.60

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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.