Home / 191,884.32-287,827.20-58,764.06

Finding the Fourth Proportional to 191,884.32, 287,827.20 and 58,764.06

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Solution

The fourth proportional to 191,884.32, 287,827.20 and 58,764.06 is: 88,146.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,884.32 : 287,827.20 = 58,764.06 : x
  2. Step 2: Convert to fraction form
    191,884.32/287,827.20 = 58,764.06/x
  3. Step 3: Cross multiply
    191,884.32x = 287,827.20 × 58,764.06
  4. Step 4: Simplify right side
    191,884.32x = 16,913,894,850.43
  5. Step 5: Solve for x
    x = 16,913,894,850.43/191,884.32
  6. Step 6: Final answer
    x = 88,146.31

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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.