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Finding the Fourth Proportional to 163,952.01, 227,285.55 and 154,971.63

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Solution

The fourth proportional to 163,952.01, 227,285.55 and 154,971.63 is: 214,836.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,952.01 : 227,285.55 = 154,971.63 : x
  2. Step 2: Convert to fraction form
    163,952.01/227,285.55 = 154,971.63/x
  3. Step 3: Cross multiply
    163,952.01x = 227,285.55 × 154,971.63
  4. Step 4: Simplify right side
    163,952.01x = 35,222,812,158.95
  5. Step 5: Solve for x
    x = 35,222,812,158.95/163,952.01
  6. Step 6: Final answer
    x = 214,836.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.