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Finding the Fourth Proportional to 161,070.77, 241,499.51 and 76,843.93

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Solution

The fourth proportional to 161,070.77, 241,499.51 and 76,843.93 is: 115,215.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,070.77 : 241,499.51 = 76,843.93 : x
  2. Step 2: Convert to fraction form
    161,070.77/241,499.51 = 76,843.93/x
  3. Step 3: Cross multiply
    161,070.77x = 241,499.51 × 76,843.93
  4. Step 4: Simplify right side
    161,070.77x = 18,557,772,532.35
  5. Step 5: Solve for x
    x = 18,557,772,532.35/161,070.77
  6. Step 6: Final answer
    x = 115,215.02

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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.