Home / 200,060.75-276,089.29-109,422.08

Finding the Fourth Proportional to 200,060.75, 276,089.29 and 109,422.08

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Solution

The fourth proportional to 200,060.75, 276,089.29 and 109,422.08 is: 151,005.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,060.75 : 276,089.29 = 109,422.08 : x
  2. Step 2: Convert to fraction form
    200,060.75/276,089.29 = 109,422.08/x
  3. Step 3: Cross multiply
    200,060.75x = 276,089.29 × 109,422.08
  4. Step 4: Simplify right side
    200,060.75x = 30,210,264,377.52
  5. Step 5: Solve for x
    x = 30,210,264,377.52/200,060.75
  6. Step 6: Final answer
    x = 151,005.45

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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.