Home / 227,923.35-314,545.22-137,307.74

Finding the Fourth Proportional to 227,923.35, 314,545.22 and 137,307.74

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Solution

The fourth proportional to 227,923.35, 314,545.22 and 137,307.74 is: 189,491.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,923.35 : 314,545.22 = 137,307.74 : x
  2. Step 2: Convert to fraction form
    227,923.35/314,545.22 = 137,307.74/x
  3. Step 3: Cross multiply
    227,923.35x = 314,545.22 × 137,307.74
  4. Step 4: Simplify right side
    227,923.35x = 43,189,491,026.74
  5. Step 5: Solve for x
    x = 43,189,491,026.74/227,923.35
  6. Step 6: Final answer
    x = 189,491.30

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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.