Home / 109,034.07-163,614.57-45,849.63

Finding the Fourth Proportional to 109,034.07, 163,614.57 and 45,849.63

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Solution

The fourth proportional to 109,034.07, 163,614.57 and 45,849.63 is: 68,801.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,034.07 : 163,614.57 = 45,849.63 : x
  2. Step 2: Convert to fraction form
    109,034.07/163,614.57 = 45,849.63/x
  3. Step 3: Cross multiply
    109,034.07x = 163,614.57 × 45,849.63
  4. Step 4: Simplify right side
    109,034.07x = 7,501,667,497.11
  5. Step 5: Solve for x
    x = 7,501,667,497.11/109,034.07
  6. Step 6: Final answer
    x = 68,801.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.