Home / 260,171.16-359,146.88-158,229.36

Finding the Fourth Proportional to 260,171.16, 359,146.88 and 158,229.36

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Solution

The fourth proportional to 260,171.16, 359,146.88 and 158,229.36 is: 218,423.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,171.16 : 359,146.88 = 158,229.36 : x
  2. Step 2: Convert to fraction form
    260,171.16/359,146.88 = 158,229.36/x
  3. Step 3: Cross multiply
    260,171.16x = 359,146.88 × 158,229.36
  4. Step 4: Simplify right side
    260,171.16x = 56,827,580,968.40
  5. Step 5: Solve for x
    x = 56,827,580,968.40/260,171.16
  6. Step 6: Final answer
    x = 218,423.83

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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.