Home / 261,021.58-360,177.68-159,010.04

Finding the Fourth Proportional to 261,021.58, 360,177.68 and 159,010.04

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Solution

The fourth proportional to 261,021.58, 360,177.68 and 159,010.04 is: 219,414.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,021.58 : 360,177.68 = 159,010.04 : x
  2. Step 2: Convert to fraction form
    261,021.58/360,177.68 = 159,010.04/x
  3. Step 3: Cross multiply
    261,021.58x = 360,177.68 × 159,010.04
  4. Step 4: Simplify right side
    261,021.58x = 57,271,867,303.91
  5. Step 5: Solve for x
    x = 57,271,867,303.91/261,021.58
  6. Step 6: Final answer
    x = 219,414.30

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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.