Home / 196,150.68-294,182.28-77,790.24

Finding the Fourth Proportional to 196,150.68, 294,182.28 and 77,790.24

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Solution

The fourth proportional to 196,150.68, 294,182.28 and 77,790.24 is: 116,668.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,150.68 : 294,182.28 = 77,790.24 : x
  2. Step 2: Convert to fraction form
    196,150.68/294,182.28 = 77,790.24/x
  3. Step 3: Cross multiply
    196,150.68x = 294,182.28 × 77,790.24
  4. Step 4: Simplify right side
    196,150.68x = 22,884,510,164.95
  5. Step 5: Solve for x
    x = 22,884,510,164.95/196,150.68
  6. Step 6: Final answer
    x = 116,668.01

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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.