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Finding the Fourth Proportional to 181,007.74, 248,904.92 and 157,092.89

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Solution

The fourth proportional to 181,007.74, 248,904.92 and 157,092.89 is: 216,019.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,007.74 : 248,904.92 = 157,092.89 : x
  2. Step 2: Convert to fraction form
    181,007.74/248,904.92 = 157,092.89/x
  3. Step 3: Cross multiply
    181,007.74x = 248,904.92 × 157,092.89
  4. Step 4: Simplify right side
    181,007.74x = 39,101,193,218.02
  5. Step 5: Solve for x
    x = 39,101,193,218.02/181,007.74
  6. Step 6: Final answer
    x = 216,019.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.