Home / 340,031.07-469,242.87-187,065.97

Finding the Fourth Proportional to 340,031.07, 469,242.87 and 187,065.97

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Solution

The fourth proportional to 340,031.07, 469,242.87 and 187,065.97 is: 258,151.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,031.07 : 469,242.87 = 187,065.97 : x
  2. Step 2: Convert to fraction form
    340,031.07/469,242.87 = 187,065.97/x
  3. Step 3: Cross multiply
    340,031.07x = 469,242.87 × 187,065.97
  4. Step 4: Simplify right side
    340,031.07x = 87,779,373,228.69
  5. Step 5: Solve for x
    x = 87,779,373,228.69/340,031.07
  6. Step 6: Final answer
    x = 258,151.04

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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.