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Finding the Fourth Proportional to 181,960.83, 251,106.93 and 105,525.24

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Solution

The fourth proportional to 181,960.83, 251,106.93 and 105,525.24 is: 145,625.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,960.83 : 251,106.93 = 105,525.24 : x
  2. Step 2: Convert to fraction form
    181,960.83/251,106.93 = 105,525.24/x
  3. Step 3: Cross multiply
    181,960.83x = 251,106.93 × 105,525.24
  4. Step 4: Simplify right side
    181,960.83x = 26,498,119,053.91
  5. Step 5: Solve for x
    x = 26,498,119,053.91/181,960.83
  6. Step 6: Final answer
    x = 145,625.40

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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.