Home / 260,229.36-359,141.40-158,247.12

Finding the Fourth Proportional to 260,229.36, 359,141.40 and 158,247.12

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Solution

The fourth proportional to 260,229.36, 359,141.40 and 158,247.12 is: 218,396.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,229.36 : 359,141.40 = 158,247.12 : x
  2. Step 2: Convert to fraction form
    260,229.36/359,141.40 = 158,247.12/x
  3. Step 3: Cross multiply
    260,229.36x = 359,141.40 × 158,247.12
  4. Step 4: Simplify right side
    260,229.36x = 56,833,092,222.77
  5. Step 5: Solve for x
    x = 56,833,092,222.77/260,229.36
  6. Step 6: Final answer
    x = 218,396.16

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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.