Home / 261,521.42-360,765.69-170,930.48

Finding the Fourth Proportional to 261,521.42, 360,765.69 and 170,930.48

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Solution

The fourth proportional to 261,521.42, 360,765.69 and 170,930.48 is: 235,796.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,521.42 : 360,765.69 = 170,930.48 : x
  2. Step 2: Convert to fraction form
    261,521.42/360,765.69 = 170,930.48/x
  3. Step 3: Cross multiply
    261,521.42x = 360,765.69 × 170,930.48
  4. Step 4: Simplify right side
    261,521.42x = 61,665,852,559.23
  5. Step 5: Solve for x
    x = 61,665,852,559.23/261,521.42
  6. Step 6: Final answer
    x = 235,796.57

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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.