Home / 230,352.19-317,740.53-158,607.61

Finding the Fourth Proportional to 230,352.19, 317,740.53 and 158,607.61

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Solution

The fourth proportional to 230,352.19, 317,740.53 and 158,607.61 is: 218,778.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,352.19 : 317,740.53 = 158,607.61 : x
  2. Step 2: Convert to fraction form
    230,352.19/317,740.53 = 158,607.61/x
  3. Step 3: Cross multiply
    230,352.19x = 317,740.53 × 158,607.61
  4. Step 4: Simplify right side
    230,352.19x = 50,396,066,063.43
  5. Step 5: Solve for x
    x = 50,396,066,063.43/230,352.19
  6. Step 6: Final answer
    x = 218,778.32

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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.