Home / 106,906.88-147,529.28-59,157.36

Finding the Fourth Proportional to 106,906.88, 147,529.28 and 59,157.36

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Solution

The fourth proportional to 106,906.88, 147,529.28 and 59,157.36 is: 81,635.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,906.88 : 147,529.28 = 59,157.36 : x
  2. Step 2: Convert to fraction form
    106,906.88/147,529.28 = 59,157.36/x
  3. Step 3: Cross multiply
    106,906.88x = 147,529.28 × 59,157.36
  4. Step 4: Simplify right side
    106,906.88x = 8,727,442,727.50
  5. Step 5: Solve for x
    x = 8,727,442,727.50/106,906.88
  6. Step 6: Final answer
    x = 81,635.93

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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.