Home / 78,827.66-108,784.55-44,841.03

Finding the Fourth Proportional to 78,827.66, 108,784.55 and 44,841.03

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Solution

The fourth proportional to 78,827.66, 108,784.55 and 44,841.03 is: 61,881.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,827.66 : 108,784.55 = 44,841.03 : x
  2. Step 2: Convert to fraction form
    78,827.66/108,784.55 = 44,841.03/x
  3. Step 3: Cross multiply
    78,827.66x = 108,784.55 × 44,841.03
  4. Step 4: Simplify right side
    78,827.66x = 4,878,011,270.09
  5. Step 5: Solve for x
    x = 4,878,011,270.09/78,827.66
  6. Step 6: Final answer
    x = 61,881.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.