Home / 161,866.20-242,799.30-160,829.40

Finding the Fourth Proportional to 161,866.20, 242,799.30 and 160,829.40

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Solution

The fourth proportional to 161,866.20, 242,799.30 and 160,829.40 is: 241,244.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,866.20 : 242,799.30 = 160,829.40 : x
  2. Step 2: Convert to fraction form
    161,866.20/242,799.30 = 160,829.40/x
  3. Step 3: Cross multiply
    161,866.20x = 242,799.30 × 160,829.40
  4. Step 4: Simplify right side
    161,866.20x = 39,049,265,739.42
  5. Step 5: Solve for x
    x = 39,049,265,739.42/161,866.20
  6. Step 6: Final answer
    x = 241,244.10

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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.