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Finding the Fourth Proportional to 107,034.44, 147,707.54 and 59,290.88

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Solution

The fourth proportional to 107,034.44, 147,707.54 and 59,290.88 is: 81,821.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,034.44 : 147,707.54 = 59,290.88 : x
  2. Step 2: Convert to fraction form
    107,034.44/147,707.54 = 59,290.88/x
  3. Step 3: Cross multiply
    107,034.44x = 147,707.54 × 59,290.88
  4. Step 4: Simplify right side
    107,034.44x = 8,757,710,029.24
  5. Step 5: Solve for x
    x = 8,757,710,029.24/107,034.44
  6. Step 6: Final answer
    x = 81,821.42

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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.