Home / 250,265.27-375,427.06-81,798.23

Finding the Fourth Proportional to 250,265.27, 375,427.06 and 81,798.23

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Solution

The fourth proportional to 250,265.27, 375,427.06 and 81,798.23 is: 122,706.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,265.27 : 375,427.06 = 81,798.23 : x
  2. Step 2: Convert to fraction form
    250,265.27/375,427.06 = 81,798.23/x
  3. Step 3: Cross multiply
    250,265.27x = 375,427.06 × 81,798.23
  4. Step 4: Simplify right side
    250,265.27x = 30,709,266,920.47
  5. Step 5: Solve for x
    x = 30,709,266,920.47/250,265.27
  6. Step 6: Final answer
    x = 122,706.87

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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.