Home / 250,622.16-375,948.36-100,861.80

Finding the Fourth Proportional to 250,622.16, 375,948.36 and 100,861.80

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Solution

The fourth proportional to 250,622.16, 375,948.36 and 100,861.80 is: 151,298.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,622.16 : 375,948.36 = 100,861.80 : x
  2. Step 2: Convert to fraction form
    250,622.16/375,948.36 = 100,861.80/x
  3. Step 3: Cross multiply
    250,622.16x = 375,948.36 × 100,861.80
  4. Step 4: Simplify right side
    250,622.16x = 37,918,828,296.65
  5. Step 5: Solve for x
    x = 37,918,828,296.65/250,622.16
  6. Step 6: Final answer
    x = 151,298.78

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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.