Home / 109,520.01-151,137.83-59,219.01

Finding the Fourth Proportional to 109,520.01, 151,137.83 and 59,219.01

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Solution

The fourth proportional to 109,520.01, 151,137.83 and 59,219.01 is: 81,722.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,520.01 : 151,137.83 = 59,219.01 : x
  2. Step 2: Convert to fraction form
    109,520.01/151,137.83 = 59,219.01/x
  3. Step 3: Cross multiply
    109,520.01x = 151,137.83 × 59,219.01
  4. Step 4: Simplify right side
    109,520.01x = 8,950,232,814.20
  5. Step 5: Solve for x
    x = 8,950,232,814.20/109,520.01
  6. Step 6: Final answer
    x = 81,722.35

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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.