Home / 168,339.42-232,307.06-91,856.79

Finding the Fourth Proportional to 168,339.42, 232,307.06 and 91,856.79

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Solution

The fourth proportional to 168,339.42, 232,307.06 and 91,856.79 is: 126,761.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,339.42 : 232,307.06 = 91,856.79 : x
  2. Step 2: Convert to fraction form
    168,339.42/232,307.06 = 91,856.79/x
  3. Step 3: Cross multiply
    168,339.42x = 232,307.06 × 91,856.79
  4. Step 4: Simplify right side
    168,339.42x = 21,338,980,366.65
  5. Step 5: Solve for x
    x = 21,338,980,366.65/168,339.42
  6. Step 6: Final answer
    x = 126,761.64

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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.