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Finding the Fourth Proportional to 60,771.60, 91,157.40 and 16,398.35

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Solution

The fourth proportional to 60,771.60, 91,157.40 and 16,398.35 is: 24,597.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,771.60 : 91,157.40 = 16,398.35 : x
  2. Step 2: Convert to fraction form
    60,771.60/91,157.40 = 16,398.35/x
  3. Step 3: Cross multiply
    60,771.60x = 91,157.40 × 16,398.35
  4. Step 4: Simplify right side
    60,771.60x = 1,494,830,950.29
  5. Step 5: Solve for x
    x = 1,494,830,950.29/60,771.60
  6. Step 6: Final answer
    x = 24,597.53

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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.