Home / 242,254.20-363,338.10-153,348.60

Finding the Fourth Proportional to 242,254.20, 363,338.10 and 153,348.60

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Solution

The fourth proportional to 242,254.20, 363,338.10 and 153,348.60 is: 229,995.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,254.20 : 363,338.10 = 153,348.60 : x
  2. Step 2: Convert to fraction form
    242,254.20/363,338.10 = 153,348.60/x
  3. Step 3: Cross multiply
    242,254.20x = 363,338.10 × 153,348.60
  4. Step 4: Simplify right side
    242,254.20x = 55,717,388,961.66
  5. Step 5: Solve for x
    x = 55,717,388,961.66/242,254.20
  6. Step 6: Final answer
    x = 229,995.55

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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.