Home / 250,428.24-375,632.64-100,623.60

Finding the Fourth Proportional to 250,428.24, 375,632.64 and 100,623.60

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Solution

The fourth proportional to 250,428.24, 375,632.64 and 100,623.60 is: 150,931.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,428.24 : 375,632.64 = 100,623.60 : x
  2. Step 2: Convert to fraction form
    250,428.24/375,632.64 = 100,623.60/x
  3. Step 3: Cross multiply
    250,428.24x = 375,632.64 × 100,623.60
  4. Step 4: Simplify right side
    250,428.24x = 37,797,508,514.30
  5. Step 5: Solve for x
    x = 37,797,508,514.30/250,428.24
  6. Step 6: Final answer
    x = 150,931.49

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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.