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Finding the Fourth Proportional to 91,770.96, 137,574.90 and 32,598.84

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Solution

The fourth proportional to 91,770.96, 137,574.90 and 32,598.84 is: 48,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,770.96 : 137,574.90 = 32,598.84 : x
  2. Step 2: Convert to fraction form
    91,770.96/137,574.90 = 32,598.84/x
  3. Step 3: Cross multiply
    91,770.96x = 137,574.90 × 32,598.84
  4. Step 4: Simplify right side
    91,770.96x = 4,484,782,153.12
  5. Step 5: Solve for x
    x = 4,484,782,153.12/91,770.96
  6. Step 6: Final answer
    x = 48,869.30

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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.