Home / 250,044.40-375,066.60-100,307.80

Finding the Fourth Proportional to 250,044.40, 375,066.60 and 100,307.80

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Solution

The fourth proportional to 250,044.40, 375,066.60 and 100,307.80 is: 150,461.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,044.40 : 375,066.60 = 100,307.80 : x
  2. Step 2: Convert to fraction form
    250,044.40/375,066.60 = 100,307.80/x
  3. Step 3: Cross multiply
    250,044.40x = 375,066.60 × 100,307.80
  4. Step 4: Simplify right side
    250,044.40x = 37,622,105,499.48
  5. Step 5: Solve for x
    x = 37,622,105,499.48/250,044.40
  6. Step 6: Final answer
    x = 150,461.70

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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.