Home / 196,700.50-271,421.13-110,656.58

Finding the Fourth Proportional to 196,700.50, 271,421.13 and 110,656.58

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Solution

The fourth proportional to 196,700.50, 271,421.13 and 110,656.58 is: 152,691.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,700.50 : 271,421.13 = 110,656.58 : x
  2. Step 2: Convert to fraction form
    196,700.50/271,421.13 = 110,656.58/x
  3. Step 3: Cross multiply
    196,700.50x = 271,421.13 × 110,656.58
  4. Step 4: Simplify right side
    196,700.50x = 30,034,533,947.69
  5. Step 5: Solve for x
    x = 30,034,533,947.69/196,700.50
  6. Step 6: Final answer
    x = 152,691.70

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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.