Home / 64,150.20-88,524.90-35,856.36

Finding the Fourth Proportional to 64,150.20, 88,524.90 and 35,856.36

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Solution

The fourth proportional to 64,150.20, 88,524.90 and 35,856.36 is: 49,480.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,150.20 : 88,524.90 = 35,856.36 : x
  2. Step 2: Convert to fraction form
    64,150.20/88,524.90 = 35,856.36/x
  3. Step 3: Cross multiply
    64,150.20x = 88,524.90 × 35,856.36
  4. Step 4: Simplify right side
    64,150.20x = 3,174,180,683.36
  5. Step 5: Solve for x
    x = 3,174,180,683.36/64,150.20
  6. Step 6: Final answer
    x = 49,480.45

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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.