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Finding the Fourth Proportional to 161,260.01, 241,801.16 and 77,041.38

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Solution

The fourth proportional to 161,260.01, 241,801.16 and 77,041.38 is: 115,519.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,260.01 : 241,801.16 = 77,041.38 : x
  2. Step 2: Convert to fraction form
    161,260.01/241,801.16 = 77,041.38/x
  3. Step 3: Cross multiply
    161,260.01x = 241,801.16 × 77,041.38
  4. Step 4: Simplify right side
    161,260.01x = 18,628,694,666.79
  5. Step 5: Solve for x
    x = 18,628,694,666.79/161,260.01
  6. Step 6: Final answer
    x = 115,519.62

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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.