Home / 200,350.11-276,470.93-109,707.15

Finding the Fourth Proportional to 200,350.11, 276,470.93 and 109,707.15

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Solution

The fourth proportional to 200,350.11, 276,470.93 and 109,707.15 is: 151,389.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,350.11 : 276,470.93 = 109,707.15 : x
  2. Step 2: Convert to fraction form
    200,350.11/276,470.93 = 109,707.15/x
  3. Step 3: Cross multiply
    200,350.11x = 276,470.93 × 109,707.15
  4. Step 4: Simplify right side
    200,350.11x = 30,330,837,239.61
  5. Step 5: Solve for x
    x = 30,330,837,239.61/200,350.11
  6. Step 6: Final answer
    x = 151,389.17

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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.