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Finding the Fourth Proportional to 60,543.51, 90,811.61 and 22,585.47

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Solution

The fourth proportional to 60,543.51, 90,811.61 and 22,585.47 is: 33,876.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,543.51 : 90,811.61 = 22,585.47 : x
  2. Step 2: Convert to fraction form
    60,543.51/90,811.61 = 22,585.47/x
  3. Step 3: Cross multiply
    60,543.51x = 90,811.61 × 22,585.47
  4. Step 4: Simplify right side
    60,543.51x = 2,051,022,893.31
  5. Step 5: Solve for x
    x = 2,051,022,893.31/60,543.51
  6. Step 6: Final answer
    x = 33,876.84

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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.