Home / 196,049.20-293,901.24-77,803.60

Finding the Fourth Proportional to 196,049.20, 293,901.24 and 77,803.60

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Solution

The fourth proportional to 196,049.20, 293,901.24 and 77,803.60 is: 116,636.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,049.20 : 293,901.24 = 77,803.60 : x
  2. Step 2: Convert to fraction form
    196,049.20/293,901.24 = 77,803.60/x
  3. Step 3: Cross multiply
    196,049.20x = 293,901.24 × 77,803.60
  4. Step 4: Simplify right side
    196,049.20x = 22,866,574,516.46
  5. Step 5: Solve for x
    x = 22,866,574,516.46/196,049.20
  6. Step 6: Final answer
    x = 116,636.92

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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.