Home / 70,633.00-97,480.39-40,422.63

Finding the Fourth Proportional to 70,633.00, 97,480.39 and 40,422.63

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Solution

The fourth proportional to 70,633.00, 97,480.39 and 40,422.63 is: 55,787.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,633.00 : 97,480.39 = 40,422.63 : x
  2. Step 2: Convert to fraction form
    70,633.00/97,480.39 = 40,422.63/x
  3. Step 3: Cross multiply
    70,633.00x = 97,480.39 × 40,422.63
  4. Step 4: Simplify right side
    70,633.00x = 3,940,413,737.23
  5. Step 5: Solve for x
    x = 3,940,413,737.23/70,633.00
  6. Step 6: Final answer
    x = 55,787.15

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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.