Home / 70,193.32-96,857.22-40,385.32

Finding the Fourth Proportional to 70,193.32, 96,857.22 and 40,385.32

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Solution

The fourth proportional to 70,193.32, 96,857.22 and 40,385.32 is: 55,726.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,193.32 : 96,857.22 = 40,385.32 : x
  2. Step 2: Convert to fraction form
    70,193.32/96,857.22 = 40,385.32/x
  3. Step 3: Cross multiply
    70,193.32x = 96,857.22 × 40,385.32
  4. Step 4: Simplify right side
    70,193.32x = 3,911,609,824.01
  5. Step 5: Solve for x
    x = 3,911,609,824.01/70,193.32
  6. Step 6: Final answer
    x = 55,726.24

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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.