Home / 61,625.16-85,042.62-34,767.60

Finding the Fourth Proportional to 61,625.16, 85,042.62 and 34,767.60

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Solution

The fourth proportional to 61,625.16, 85,042.62 and 34,767.60 is: 47,979.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,625.16 : 85,042.62 = 34,767.60 : x
  2. Step 2: Convert to fraction form
    61,625.16/85,042.62 = 34,767.60/x
  3. Step 3: Cross multiply
    61,625.16x = 85,042.62 × 34,767.60
  4. Step 4: Simplify right side
    61,625.16x = 2,956,727,795.11
  5. Step 5: Solve for x
    x = 2,956,727,795.11/61,625.16
  6. Step 6: Final answer
    x = 47,979.23

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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.