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Finding the Fourth Proportional to 172,597.42, 258,958.23 and 60,294.16

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Solution

The fourth proportional to 172,597.42, 258,958.23 and 60,294.16 is: 90,462.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,597.42 : 258,958.23 = 60,294.16 : x
  2. Step 2: Convert to fraction form
    172,597.42/258,958.23 = 60,294.16/x
  3. Step 3: Cross multiply
    172,597.42x = 258,958.23 × 60,294.16
  4. Step 4: Simplify right side
    172,597.42x = 15,613,668,952.94
  5. Step 5: Solve for x
    x = 15,613,668,952.94/172,597.42
  6. Step 6: Final answer
    x = 90,462.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.