Home / 191,592.21-287,388.32-58,473.17

Finding the Fourth Proportional to 191,592.21, 287,388.32 and 58,473.17

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Solution

The fourth proportional to 191,592.21, 287,388.32 and 58,473.17 is: 87,709.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,592.21 : 287,388.32 = 58,473.17 : x
  2. Step 2: Convert to fraction form
    191,592.21/287,388.32 = 58,473.17/x
  3. Step 3: Cross multiply
    191,592.21x = 287,388.32 × 58,473.17
  4. Step 4: Simplify right side
    191,592.21x = 16,804,504,362.07
  5. Step 5: Solve for x
    x = 16,804,504,362.07/191,592.21
  6. Step 6: Final answer
    x = 87,709.75

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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.