Home / 96,467.28-143,845.50-90,032.64

Finding the Fourth Proportional to 96,467.28, 143,845.50 and 90,032.64

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Solution

The fourth proportional to 96,467.28, 143,845.50 and 90,032.64 is: 134,250.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,467.28 : 143,845.50 = 90,032.64 : x
  2. Step 2: Convert to fraction form
    96,467.28/143,845.50 = 90,032.64/x
  3. Step 3: Cross multiply
    96,467.28x = 143,845.50 × 90,032.64
  4. Step 4: Simplify right side
    96,467.28x = 12,950,790,117.12
  5. Step 5: Solve for x
    x = 12,950,790,117.12/96,467.28
  6. Step 6: Final answer
    x = 134,250.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.