Home / 191,999.15-287,987.94-58,879.04

Finding the Fourth Proportional to 191,999.15, 287,987.94 and 58,879.04

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Solution

The fourth proportional to 191,999.15, 287,987.94 and 58,879.04 is: 88,315.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,999.15 : 287,987.94 = 58,879.04 : x
  2. Step 2: Convert to fraction form
    191,999.15/287,987.94 = 58,879.04/x
  3. Step 3: Cross multiply
    191,999.15x = 287,987.94 × 58,879.04
  4. Step 4: Simplify right side
    191,999.15x = 16,956,454,158.75
  5. Step 5: Solve for x
    x = 16,956,454,158.75/191,999.15
  6. Step 6: Final answer
    x = 88,315.26

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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.