Home / 230,707.67-346,059.38-72,936.15

Finding the Fourth Proportional to 230,707.67, 346,059.38 and 72,936.15

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Solution

The fourth proportional to 230,707.67, 346,059.38 and 72,936.15 is: 109,403.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,707.67 : 346,059.38 = 72,936.15 : x
  2. Step 2: Convert to fraction form
    230,707.67/346,059.38 = 72,936.15/x
  3. Step 3: Cross multiply
    230,707.67x = 346,059.38 × 72,936.15
  4. Step 4: Simplify right side
    230,707.67x = 25,240,238,483.91
  5. Step 5: Solve for x
    x = 25,240,238,483.91/230,707.67
  6. Step 6: Final answer
    x = 109,403.55

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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.