Home / 130,803.48-196,288.02-55,924.20

Finding the Fourth Proportional to 130,803.48, 196,288.02 and 55,924.20

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Solution

The fourth proportional to 130,803.48, 196,288.02 and 55,924.20 is: 83,921.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,803.48 : 196,288.02 = 55,924.20 : x
  2. Step 2: Convert to fraction form
    130,803.48/196,288.02 = 55,924.20/x
  3. Step 3: Cross multiply
    130,803.48x = 196,288.02 × 55,924.20
  4. Step 4: Simplify right side
    130,803.48x = 10,977,250,488.08
  5. Step 5: Solve for x
    x = 10,977,250,488.08/130,803.48
  6. Step 6: Final answer
    x = 83,921.70

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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.