Home / 130,727.06-196,173.55-55,847.77

Finding the Fourth Proportional to 130,727.06, 196,173.55 and 55,847.77

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Solution

The fourth proportional to 130,727.06, 196,173.55 and 55,847.77 is: 83,807.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,727.06 : 196,173.55 = 55,847.77 : x
  2. Step 2: Convert to fraction form
    130,727.06/196,173.55 = 55,847.77/x
  3. Step 3: Cross multiply
    130,727.06x = 196,173.55 × 55,847.77
  4. Step 4: Simplify right side
    130,727.06x = 10,955,855,406.08
  5. Step 5: Solve for x
    x = 10,955,855,406.08/130,727.06
  6. Step 6: Final answer
    x = 83,807.10

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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.