Home / 238,966.78-358,451.16-96,814.80

Finding the Fourth Proportional to 238,966.78, 358,451.16 and 96,814.80

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Solution

The fourth proportional to 238,966.78, 358,451.16 and 96,814.80 is: 145,222.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,966.78 : 358,451.16 = 96,814.80 : x
  2. Step 2: Convert to fraction form
    238,966.78/358,451.16 = 96,814.80/x
  3. Step 3: Cross multiply
    238,966.78x = 358,451.16 × 96,814.80
  4. Step 4: Simplify right side
    238,966.78x = 34,703,377,365.17
  5. Step 5: Solve for x
    x = 34,703,377,365.17/238,966.78
  6. Step 6: Final answer
    x = 145,222.60

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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.