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Finding the Fourth Proportional to 62,825.47, 86,711.76 and 37,326.93

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Solution

The fourth proportional to 62,825.47, 86,711.76 and 37,326.93 is: 51,518.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,825.47 : 86,711.76 = 37,326.93 : x
  2. Step 2: Convert to fraction form
    62,825.47/86,711.76 = 37,326.93/x
  3. Step 3: Cross multiply
    62,825.47x = 86,711.76 × 37,326.93
  4. Step 4: Simplify right side
    62,825.47x = 3,236,683,997.40
  5. Step 5: Solve for x
    x = 3,236,683,997.40/62,825.47
  6. Step 6: Final answer
    x = 51,518.66

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1.5x scale

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.