Home / 103,683.20-155,545.16-47,524.69

Finding the Fourth Proportional to 103,683.20, 155,545.16 and 47,524.69

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Solution

The fourth proportional to 103,683.20, 155,545.16 and 47,524.69 is: 71,296.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,683.20 : 155,545.16 = 47,524.69 : x
  2. Step 2: Convert to fraction form
    103,683.20/155,545.16 = 47,524.69/x
  3. Step 3: Cross multiply
    103,683.20x = 155,545.16 × 47,524.69
  4. Step 4: Simplify right side
    103,683.20x = 7,392,235,510.00
  5. Step 5: Solve for x
    x = 7,392,235,510.00/103,683.20
  6. Step 6: Final answer
    x = 71,296.37

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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.