Home / 207,861.01-286,926.19-136,245.65

Finding the Fourth Proportional to 207,861.01, 286,926.19 and 136,245.65

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Solution

The fourth proportional to 207,861.01, 286,926.19 and 136,245.65 is: 188,070.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,861.01 : 286,926.19 = 136,245.65 : x
  2. Step 2: Convert to fraction form
    207,861.01/286,926.19 = 136,245.65/x
  3. Step 3: Cross multiply
    207,861.01x = 286,926.19 × 136,245.65
  4. Step 4: Simplify right side
    207,861.01x = 39,092,443,483.33
  5. Step 5: Solve for x
    x = 39,092,443,483.33/207,861.01
  6. Step 6: Final answer
    x = 188,070.11

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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.