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Finding the Fourth Proportional to 60,462.42, 90,693.84 and 18,342.86

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Solution

The fourth proportional to 60,462.42, 90,693.84 and 18,342.86 is: 27,514.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,462.42 : 90,693.84 = 18,342.86 : x
  2. Step 2: Convert to fraction form
    60,462.42/90,693.84 = 18,342.86/x
  3. Step 3: Cross multiply
    60,462.42x = 90,693.84 × 18,342.86
  4. Step 4: Simplify right side
    60,462.42x = 1,663,584,409.98
  5. Step 5: Solve for x
    x = 1,663,584,409.98/60,462.42
  6. Step 6: Final answer
    x = 27,514.35

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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.