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Finding the Fourth Proportional to 191,184.53, 286,758.11 and 58,065.93

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Solution

The fourth proportional to 191,184.53, 286,758.11 and 58,065.93 is: 87,093.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,184.53 : 286,758.11 = 58,065.93 : x
  2. Step 2: Convert to fraction form
    191,184.53/286,758.11 = 58,065.93/x
  3. Step 3: Cross multiply
    191,184.53x = 286,758.11 × 58,065.93
  4. Step 4: Simplify right side
    191,184.53x = 16,650,876,487.36
  5. Step 5: Solve for x
    x = 16,650,876,487.36/191,184.53
  6. Step 6: Final answer
    x = 87,093.22

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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.