Home / 192,529.68-265,699.40-107,646.80

Finding the Fourth Proportional to 192,529.68, 265,699.40 and 107,646.80

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Solution

The fourth proportional to 192,529.68, 265,699.40 and 107,646.80 is: 148,557.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,529.68 : 265,699.40 = 107,646.80 : x
  2. Step 2: Convert to fraction form
    192,529.68/265,699.40 = 107,646.80/x
  3. Step 3: Cross multiply
    192,529.68x = 265,699.40 × 107,646.80
  4. Step 4: Simplify right side
    192,529.68x = 28,601,690,171.92
  5. Step 5: Solve for x
    x = 28,601,690,171.92/192,529.68
  6. Step 6: Final answer
    x = 148,557.30

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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.