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Finding the Fourth Proportional to 32,673.81, 48,931.77 and 18,591.18

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Solution

The fourth proportional to 32,673.81, 48,931.77 and 18,591.18 is: 27,841.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,673.81 : 48,931.77 = 18,591.18 : x
  2. Step 2: Convert to fraction form
    32,673.81/48,931.77 = 18,591.18/x
  3. Step 3: Cross multiply
    32,673.81x = 48,931.77 × 18,591.18
  4. Step 4: Simplify right side
    32,673.81x = 909,699,006.17
  5. Step 5: Solve for x
    x = 909,699,006.17/32,673.81
  6. Step 6: Final answer
    x = 27,841.84

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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.