Home / 260,670.06-391,026.96-83,202.30

Finding the Fourth Proportional to 260,670.06, 391,026.96 and 83,202.30

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Solution

The fourth proportional to 260,670.06, 391,026.96 and 83,202.30 is: 124,810.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,670.06 : 391,026.96 = 83,202.30 : x
  2. Step 2: Convert to fraction form
    260,670.06/391,026.96 = 83,202.30/x
  3. Step 3: Cross multiply
    260,670.06x = 391,026.96 × 83,202.30
  4. Step 4: Simplify right side
    260,670.06x = 32,534,342,434.01
  5. Step 5: Solve for x
    x = 32,534,342,434.01/260,670.06
  6. Step 6: Final answer
    x = 124,810.43

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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.