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Finding the Fourth Proportional to 62,904.37, 86,807.17 and 34,223.71

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Solution

The fourth proportional to 62,904.37, 86,807.17 and 34,223.71 is: 47,228.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,904.37 : 86,807.17 = 34,223.71 : x
  2. Step 2: Convert to fraction form
    62,904.37/86,807.17 = 34,223.71/x
  3. Step 3: Cross multiply
    62,904.37x = 86,807.17 × 34,223.71
  4. Step 4: Simplify right side
    62,904.37x = 2,970,863,412.00
  5. Step 5: Solve for x
    x = 2,970,863,412.00/62,904.37
  6. Step 6: Final answer
    x = 47,228.25

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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.