Home / 61,565.45-91,902.98-54,092.05

Finding the Fourth Proportional to 61,565.45, 91,902.98 and 54,092.05

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Solution

The fourth proportional to 61,565.45, 91,902.98 and 54,092.05 is: 80,746.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,565.45 : 91,902.98 = 54,092.05 : x
  2. Step 2: Convert to fraction form
    61,565.45/91,902.98 = 54,092.05/x
  3. Step 3: Cross multiply
    61,565.45x = 91,902.98 × 54,092.05
  4. Step 4: Simplify right side
    61,565.45x = 4,971,220,494.78
  5. Step 5: Solve for x
    x = 4,971,220,494.78/61,565.45
  6. Step 6: Final answer
    x = 80,746.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.