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Finding the Fourth Proportional to 183,711.79, 275,484.57 and 65,386.27

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Solution

The fourth proportional to 183,711.79, 275,484.57 and 65,386.27 is: 98,049.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,711.79 : 275,484.57 = 65,386.27 : x
  2. Step 2: Convert to fraction form
    183,711.79/275,484.57 = 65,386.27/x
  3. Step 3: Cross multiply
    183,711.79x = 275,484.57 × 65,386.27
  4. Step 4: Simplify right side
    183,711.79x = 18,012,908,474.85
  5. Step 5: Solve for x
    x = 18,012,908,474.85/183,711.79
  6. Step 6: Final answer
    x = 98,049.82

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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.