Home / 109,601.08-151,206.46-63,652.90

Finding the Fourth Proportional to 109,601.08, 151,206.46 and 63,652.90

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Solution

The fourth proportional to 109,601.08, 151,206.46 and 63,652.90 is: 87,816.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,601.08 : 151,206.46 = 63,652.90 : x
  2. Step 2: Convert to fraction form
    109,601.08/151,206.46 = 63,652.90/x
  3. Step 3: Cross multiply
    109,601.08x = 151,206.46 × 63,652.90
  4. Step 4: Simplify right side
    109,601.08x = 9,624,729,359.47
  5. Step 5: Solve for x
    x = 9,624,729,359.47/109,601.08
  6. Step 6: Final answer
    x = 87,816.01

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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.