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Finding the Fourth Proportional to 62,345.08, 86,008.80 and 37,180

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Solution

The fourth proportional to 62,345.08, 86,008.80 and 37,180 is: 51,292.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,345.08 : 86,008.80 = 37,180 : x
  2. Step 2: Convert to fraction form
    62,345.08/86,008.80 = 37,180/x
  3. Step 3: Cross multiply
    62,345.08x = 86,008.80 × 37,180
  4. Step 4: Simplify right side
    62,345.08x = 3,197,807,184
  5. Step 5: Solve for x
    x = 3,197,807,184/62,345.08
  6. Step 6: Final answer
    x = 51,292.05

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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.