Home / 240,487.92-331,821.63-144,992.57

Finding the Fourth Proportional to 240,487.92, 331,821.63 and 144,992.57

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Solution

The fourth proportional to 240,487.92, 331,821.63 and 144,992.57 is: 200,058.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,487.92 : 331,821.63 = 144,992.57 : x
  2. Step 2: Convert to fraction form
    240,487.92/331,821.63 = 144,992.57/x
  3. Step 3: Cross multiply
    240,487.92x = 331,821.63 × 144,992.57
  4. Step 4: Simplify right side
    240,487.92x = 48,111,669,256.18
  5. Step 5: Solve for x
    x = 48,111,669,256.18/240,487.92
  6. Step 6: Final answer
    x = 200,058.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.