Home / 65,806.48-90,812.95-37,132.22

Finding the Fourth Proportional to 65,806.48, 90,812.95 and 37,132.22

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Solution

The fourth proportional to 65,806.48, 90,812.95 and 37,132.22 is: 51,242.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,806.48 : 90,812.95 = 37,132.22 : x
  2. Step 2: Convert to fraction form
    65,806.48/90,812.95 = 37,132.22/x
  3. Step 3: Cross multiply
    65,806.48x = 90,812.95 × 37,132.22
  4. Step 4: Simplify right side
    65,806.48x = 3,372,086,951.59
  5. Step 5: Solve for x
    x = 3,372,086,951.59/65,806.48
  6. Step 6: Final answer
    x = 51,242.48

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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.