Home / 191,929.28-287,883.54-58,809.94

Finding the Fourth Proportional to 191,929.28, 287,883.54 and 58,809.94

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Solution

The fourth proportional to 191,929.28, 287,883.54 and 58,809.94 is: 88,211.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,929.28 : 287,883.54 = 58,809.94 : x
  2. Step 2: Convert to fraction form
    191,929.28/287,883.54 = 58,809.94/x
  3. Step 3: Cross multiply
    191,929.28x = 287,883.54 × 58,809.94
  4. Step 4: Simplify right side
    191,929.28x = 16,930,412,454.90
  5. Step 5: Solve for x
    x = 16,930,412,454.90/191,929.28
  6. Step 6: Final answer
    x = 88,211.72

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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.