Home / 198,416.28-273,816.69-116,762.59

Finding the Fourth Proportional to 198,416.28, 273,816.69 and 116,762.59

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Solution

The fourth proportional to 198,416.28, 273,816.69 and 116,762.59 is: 161,133.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,416.28 : 273,816.69 = 116,762.59 : x
  2. Step 2: Convert to fraction form
    198,416.28/273,816.69 = 116,762.59/x
  3. Step 3: Cross multiply
    198,416.28x = 273,816.69 × 116,762.59
  4. Step 4: Simplify right side
    198,416.28x = 31,971,545,536.52
  5. Step 5: Solve for x
    x = 31,971,545,536.52/198,416.28
  6. Step 6: Final answer
    x = 161,133.68

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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.