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Finding the Fourth Proportional to 183,523.63, 253,242.81 and 105,994.48

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Solution

The fourth proportional to 183,523.63, 253,242.81 and 105,994.48 is: 146,260.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,523.63 : 253,242.81 = 105,994.48 : x
  2. Step 2: Convert to fraction form
    183,523.63/253,242.81 = 105,994.48/x
  3. Step 3: Cross multiply
    183,523.63x = 253,242.81 × 105,994.48
  4. Step 4: Simplify right side
    183,523.63x = 26,842,339,959.69
  5. Step 5: Solve for x
    x = 26,842,339,959.69/183,523.63
  6. Step 6: Final answer
    x = 146,260.95

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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.