Home / 230,984.61-346,476.97-86,917.56

Finding the Fourth Proportional to 230,984.61, 346,476.97 and 86,917.56

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Solution

The fourth proportional to 230,984.61, 346,476.97 and 86,917.56 is: 130,376.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,984.61 : 346,476.97 = 86,917.56 : x
  2. Step 2: Convert to fraction form
    230,984.61/346,476.97 = 86,917.56/x
  3. Step 3: Cross multiply
    230,984.61x = 346,476.97 × 86,917.56
  4. Step 4: Simplify right side
    230,984.61x = 30,114,932,937.24
  5. Step 5: Solve for x
    x = 30,114,932,937.24/230,984.61
  6. Step 6: Final answer
    x = 130,376.36

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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.