Home / 132,039.99-198,057.96-53,152.20

Finding the Fourth Proportional to 132,039.99, 198,057.96 and 53,152.20

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Solution

The fourth proportional to 132,039.99, 198,057.96 and 53,152.20 is: 79,727.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,039.99 : 198,057.96 = 53,152.20 : x
  2. Step 2: Convert to fraction form
    132,039.99/198,057.96 = 53,152.20/x
  3. Step 3: Cross multiply
    132,039.99x = 198,057.96 × 53,152.20
  4. Step 4: Simplify right side
    132,039.99x = 10,527,216,301.51
  5. Step 5: Solve for x
    x = 10,527,216,301.51/132,039.99
  6. Step 6: Final answer
    x = 79,727.48

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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.