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Finding the Fourth Proportional to 62,951.51, 86,870.97 and 34,270.63

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Solution

The fourth proportional to 62,951.51, 86,870.97 and 34,270.63 is: 47,292.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,951.51 : 86,870.97 = 34,270.63 : x
  2. Step 2: Convert to fraction form
    62,951.51/86,870.97 = 34,270.63/x
  3. Step 3: Cross multiply
    62,951.51x = 86,870.97 × 34,270.63
  4. Step 4: Simplify right side
    62,951.51x = 2,977,123,080.16
  5. Step 5: Solve for x
    x = 2,977,123,080.16/62,951.51
  6. Step 6: Final answer
    x = 47,292.32

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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.