Home / 130,777.84-196,082.34-55,946.80

Finding the Fourth Proportional to 130,777.84, 196,082.34 and 55,946.80

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Solution

The fourth proportional to 130,777.84, 196,082.34 and 55,946.80 is: 83,884.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,777.84 : 196,082.34 = 55,946.80 : x
  2. Step 2: Convert to fraction form
    130,777.84/196,082.34 = 55,946.80/x
  3. Step 3: Cross multiply
    130,777.84x = 196,082.34 × 55,946.80
  4. Step 4: Simplify right side
    130,777.84x = 10,970,179,459.51
  5. Step 5: Solve for x
    x = 10,970,179,459.51/130,777.84
  6. Step 6: Final answer
    x = 83,884.09

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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.