Home / 191,932.21-287,887.93-58,812.85

Finding the Fourth Proportional to 191,932.21, 287,887.93 and 58,812.85

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Solution

The fourth proportional to 191,932.21, 287,887.93 and 58,812.85 is: 88,216.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,932.21 : 287,887.93 = 58,812.85 : x
  2. Step 2: Convert to fraction form
    191,932.21/287,887.93 = 58,812.85/x
  3. Step 3: Cross multiply
    191,932.21x = 287,887.93 × 58,812.85
  4. Step 4: Simplify right side
    191,932.21x = 16,931,509,643.90
  5. Step 5: Solve for x
    x = 16,931,509,643.90/191,932.21
  6. Step 6: Final answer
    x = 88,216.09

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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.