Home / 69,688.86-96,170.10-37,857.99

Finding the Fourth Proportional to 69,688.86, 96,170.10 and 37,857.99

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Solution

The fourth proportional to 69,688.86, 96,170.10 and 37,857.99 is: 52,243.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,688.86 : 96,170.10 = 37,857.99 : x
  2. Step 2: Convert to fraction form
    69,688.86/96,170.10 = 37,857.99/x
  3. Step 3: Cross multiply
    69,688.86x = 96,170.10 × 37,857.99
  4. Step 4: Simplify right side
    69,688.86x = 3,640,806,443.67
  5. Step 5: Solve for x
    x = 3,640,806,443.67/69,688.86
  6. Step 6: Final answer
    x = 52,243.73

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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.