Home / 191,923.98-287,919.99-92,264.82

Finding the Fourth Proportional to 191,923.98, 287,919.99 and 92,264.82

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Solution

The fourth proportional to 191,923.98, 287,919.99 and 92,264.82 is: 138,413.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,923.98 : 287,919.99 = 92,264.82 : x
  2. Step 2: Convert to fraction form
    191,923.98/287,919.99 = 92,264.82/x
  3. Step 3: Cross multiply
    191,923.98x = 287,919.99 × 92,264.82
  4. Step 4: Simplify right side
    191,923.98x = 26,564,886,051.75
  5. Step 5: Solve for x
    x = 26,564,886,051.75/191,923.98
  6. Step 6: Final answer
    x = 138,413.58

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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.