Home / 260,950.31-360,077.76-153,481.13

Finding the Fourth Proportional to 260,950.31, 360,077.76 and 153,481.13

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Solution

The fourth proportional to 260,950.31, 360,077.76 and 153,481.13 is: 211,784.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,950.31 : 360,077.76 = 153,481.13 : x
  2. Step 2: Convert to fraction form
    260,950.31/360,077.76 = 153,481.13/x
  3. Step 3: Cross multiply
    260,950.31x = 360,077.76 × 153,481.13
  4. Step 4: Simplify right side
    260,950.31x = 55,265,139,692.28
  5. Step 5: Solve for x
    x = 55,265,139,692.28/260,950.31
  6. Step 6: Final answer
    x = 211,784.15

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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.