Home / 192,410.56-287,206.83-169,685.36

Finding the Fourth Proportional to 192,410.56, 287,206.83 and 169,685.36

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Solution

The fourth proportional to 192,410.56, 287,206.83 and 169,685.36 is: 253,285.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,410.56 : 287,206.83 = 169,685.36 : x
  2. Step 2: Convert to fraction form
    192,410.56/287,206.83 = 169,685.36/x
  3. Step 3: Cross multiply
    192,410.56x = 287,206.83 × 169,685.36
  4. Step 4: Simplify right side
    192,410.56x = 48,734,794,343.01
  5. Step 5: Solve for x
    x = 48,734,794,343.01/192,410.56
  6. Step 6: Final answer
    x = 253,285.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.