Home / 242,020.80-363,031.20-162,705.60

Finding the Fourth Proportional to 242,020.80, 363,031.20 and 162,705.60

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Solution

The fourth proportional to 242,020.80, 363,031.20 and 162,705.60 is: 244,058.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,020.80 : 363,031.20 = 162,705.60 : x
  2. Step 2: Convert to fraction form
    242,020.80/363,031.20 = 162,705.60/x
  3. Step 3: Cross multiply
    242,020.80x = 363,031.20 × 162,705.60
  4. Step 4: Simplify right side
    242,020.80x = 59,067,209,214.72
  5. Step 5: Solve for x
    x = 59,067,209,214.72/242,020.80
  6. Step 6: Final answer
    x = 244,058.40

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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.