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Finding the Fourth Proportional to 60,774.26, 91,154.48 and 16,398.40

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Solution

The fourth proportional to 60,774.26, 91,154.48 and 16,398.40 is: 24,595.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,774.26 : 91,154.48 = 16,398.40 : x
  2. Step 2: Convert to fraction form
    60,774.26/91,154.48 = 16,398.40/x
  3. Step 3: Cross multiply
    60,774.26x = 91,154.48 × 16,398.40
  4. Step 4: Simplify right side
    60,774.26x = 1,494,787,624.83
  5. Step 5: Solve for x
    x = 1,494,787,624.83/60,774.26
  6. Step 6: Final answer
    x = 24,595.74

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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.