Home / 260,269.14-359,190.12-158,275.68

Finding the Fourth Proportional to 260,269.14, 359,190.12 and 158,275.68

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Solution

The fourth proportional to 260,269.14, 359,190.12 and 158,275.68 is: 218,431.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,269.14 : 359,190.12 = 158,275.68 : x
  2. Step 2: Convert to fraction form
    260,269.14/359,190.12 = 158,275.68/x
  3. Step 3: Cross multiply
    260,269.14x = 359,190.12 × 158,275.68
  4. Step 4: Simplify right side
    260,269.14x = 56,851,060,492.28
  5. Step 5: Solve for x
    x = 56,851,060,492.28/260,269.14
  6. Step 6: Final answer
    x = 218,431.81

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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.