Home / 161,722.30-242,583.45-154,464.70

Finding the Fourth Proportional to 161,722.30, 242,583.45 and 154,464.70

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Solution

The fourth proportional to 161,722.30, 242,583.45 and 154,464.70 is: 231,697.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,722.30 : 242,583.45 = 154,464.70 : x
  2. Step 2: Convert to fraction form
    161,722.30/242,583.45 = 154,464.70/x
  3. Step 3: Cross multiply
    161,722.30x = 242,583.45 × 154,464.70
  4. Step 4: Simplify right side
    161,722.30x = 37,470,579,829.22
  5. Step 5: Solve for x
    x = 37,470,579,829.22/161,722.30
  6. Step 6: Final answer
    x = 231,697.05

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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.