Home / 101,998.08-152,997.15-38,803.59

Finding the Fourth Proportional to 101,998.08, 152,997.15 and 38,803.59

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Solution

The fourth proportional to 101,998.08, 152,997.15 and 38,803.59 is: 58,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,998.08 : 152,997.15 = 38,803.59 : x
  2. Step 2: Convert to fraction form
    101,998.08/152,997.15 = 38,803.59/x
  3. Step 3: Cross multiply
    101,998.08x = 152,997.15 × 38,803.59
  4. Step 4: Simplify right side
    101,998.08x = 5,936,838,679.77
  5. Step 5: Solve for x
    x = 5,936,838,679.77/101,998.08
  6. Step 6: Final answer
    x = 58,205.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.