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Finding the Fourth Proportional to 56,847.34, 85,270.95 and 15,294.34

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Solution

The fourth proportional to 56,847.34, 85,270.95 and 15,294.34 is: 22,941.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,847.34 : 85,270.95 = 15,294.34 : x
  2. Step 2: Convert to fraction form
    56,847.34/85,270.95 = 15,294.34/x
  3. Step 3: Cross multiply
    56,847.34x = 85,270.95 × 15,294.34
  4. Step 4: Simplify right side
    56,847.34x = 1,304,162,901.42
  5. Step 5: Solve for x
    x = 1,304,162,901.42/56,847.34
  6. Step 6: Final answer
    x = 22,941.49

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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.