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Finding the Fourth Proportional to 181,605.04, 250,473.12 and 154,836.16

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Solution

The fourth proportional to 181,605.04, 250,473.12 and 154,836.16 is: 213,552.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,605.04 : 250,473.12 = 154,836.16 : x
  2. Step 2: Convert to fraction form
    181,605.04/250,473.12 = 154,836.16/x
  3. Step 3: Cross multiply
    181,605.04x = 250,473.12 × 154,836.16
  4. Step 4: Simplify right side
    181,605.04x = 38,782,296,084.02
  5. Step 5: Solve for x
    x = 38,782,296,084.02/181,605.04
  6. Step 6: Final answer
    x = 213,552.97

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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.