Home / 240,059-331,281.96-144,569.72

Finding the Fourth Proportional to 240,059, 331,281.96 and 144,569.72

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Solution

The fourth proportional to 240,059, 331,281.96 and 144,569.72 is: 199,506.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,059 : 331,281.96 = 144,569.72 : x
  2. Step 2: Convert to fraction form
    240,059/331,281.96 = 144,569.72/x
  3. Step 3: Cross multiply
    240,059x = 331,281.96 × 144,569.72
  4. Step 4: Simplify right side
    240,059x = 47,893,340,198.25
  5. Step 5: Solve for x
    x = 47,893,340,198.25/240,059
  6. Step 6: Final answer
    x = 199,506.54

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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.