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Finding the Fourth Proportional to 107,044.39, 147,722.50 and 58,647.63

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Solution

The fourth proportional to 107,044.39, 147,722.50 and 58,647.63 is: 80,934.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,044.39 : 147,722.50 = 58,647.63 : x
  2. Step 2: Convert to fraction form
    107,044.39/147,722.50 = 58,647.63/x
  3. Step 3: Cross multiply
    107,044.39x = 147,722.50 × 58,647.63
  4. Step 4: Simplify right side
    107,044.39x = 8,663,574,522.68
  5. Step 5: Solve for x
    x = 8,663,574,522.68/107,044.39
  6. Step 6: Final answer
    x = 80,934.41

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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.