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Finding the Fourth Proportional to 60,347.61, 83,225.21 and 37,688.67

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Solution

The fourth proportional to 60,347.61, 83,225.21 and 37,688.67 is: 51,976.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,347.61 : 83,225.21 = 37,688.67 : x
  2. Step 2: Convert to fraction form
    60,347.61/83,225.21 = 37,688.67/x
  3. Step 3: Cross multiply
    60,347.61x = 83,225.21 × 37,688.67
  4. Step 4: Simplify right side
    60,347.61x = 3,136,647,286.93
  5. Step 5: Solve for x
    x = 3,136,647,286.93/60,347.61
  6. Step 6: Final answer
    x = 51,976.33

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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.