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Finding the Fourth Proportional to 132,773.70, 183,225.40 and 72,344.84

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Solution

The fourth proportional to 132,773.70, 183,225.40 and 72,344.84 is: 99,834.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,773.70 : 183,225.40 = 72,344.84 : x
  2. Step 2: Convert to fraction form
    132,773.70/183,225.40 = 72,344.84/x
  3. Step 3: Cross multiply
    132,773.70x = 183,225.40 × 72,344.84
  4. Step 4: Simplify right side
    132,773.70x = 13,255,412,246.94
  5. Step 5: Solve for x
    x = 13,255,412,246.94/132,773.70
  6. Step 6: Final answer
    x = 99,834.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.