Home / 191,935.74-287,893.20-58,816.38

Finding the Fourth Proportional to 191,935.74, 287,893.20 and 58,816.38

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Solution

The fourth proportional to 191,935.74, 287,893.20 and 58,816.38 is: 88,221.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,935.74 : 287,893.20 = 58,816.38 : x
  2. Step 2: Convert to fraction form
    191,935.74/287,893.20 = 58,816.38/x
  3. Step 3: Cross multiply
    191,935.74x = 287,893.20 × 58,816.38
  4. Step 4: Simplify right side
    191,935.74x = 16,932,835,850.62
  5. Step 5: Solve for x
    x = 16,932,835,850.62/191,935.74
  6. Step 6: Final answer
    x = 88,221.38

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1.5x scale

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.