Home / 191,126.94-286,691.33-58,008.35

Finding the Fourth Proportional to 191,126.94, 286,691.33 and 58,008.35

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Solution

The fourth proportional to 191,126.94, 286,691.33 and 58,008.35 is: 87,012.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,126.94 : 286,691.33 = 58,008.35 : x
  2. Step 2: Convert to fraction form
    191,126.94/286,691.33 = 58,008.35/x
  3. Step 3: Cross multiply
    191,126.94x = 286,691.33 × 58,008.35
  4. Step 4: Simplify right side
    191,126.94x = 16,630,491,584.31
  5. Step 5: Solve for x
    x = 16,630,491,584.31/191,126.94
  6. Step 6: Final answer
    x = 87,012.81

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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.