Home / 65,817.28-90,825.60-37,532.08

Finding the Fourth Proportional to 65,817.28, 90,825.60 and 37,532.08

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Solution

The fourth proportional to 65,817.28, 90,825.60 and 37,532.08 is: 51,792.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,817.28 : 90,825.60 = 37,532.08 : x
  2. Step 2: Convert to fraction form
    65,817.28/90,825.60 = 37,532.08/x
  3. Step 3: Cross multiply
    65,817.28x = 90,825.60 × 37,532.08
  4. Step 4: Simplify right side
    65,817.28x = 3,408,873,685.25
  5. Step 5: Solve for x
    x = 3,408,873,685.25/65,817.28
  6. Step 6: Final answer
    x = 51,792.99

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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.