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Finding the Fourth Proportional to 62,348.70, 86,041.04 and 34,054.40

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Solution

The fourth proportional to 62,348.70, 86,041.04 and 34,054.40 is: 46,994.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,348.70 : 86,041.04 = 34,054.40 : x
  2. Step 2: Convert to fraction form
    62,348.70/86,041.04 = 34,054.40/x
  3. Step 3: Cross multiply
    62,348.70x = 86,041.04 × 34,054.40
  4. Step 4: Simplify right side
    62,348.70x = 2,930,075,392.10
  5. Step 5: Solve for x
    x = 2,930,075,392.10/62,348.70
  6. Step 6: Final answer
    x = 46,994.97

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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.