Home / 191,876.10-287,788.95-58,769.70

Finding the Fourth Proportional to 191,876.10, 287,788.95 and 58,769.70

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Solution

The fourth proportional to 191,876.10, 287,788.95 and 58,769.70 is: 88,146.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,876.10 : 287,788.95 = 58,769.70 : x
  2. Step 2: Convert to fraction form
    191,876.10/287,788.95 = 58,769.70/x
  3. Step 3: Cross multiply
    191,876.10x = 287,788.95 × 58,769.70
  4. Step 4: Simplify right side
    191,876.10x = 16,913,270,254.82
  5. Step 5: Solve for x
    x = 16,913,270,254.82/191,876.10
  6. Step 6: Final answer
    x = 88,146.83

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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.