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Finding the Fourth Proportional to 107,251.81, 160,877.70 and 37,131.10

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Solution

The fourth proportional to 107,251.81, 160,877.70 and 37,131.10 is: 55,696.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,251.81 : 160,877.70 = 37,131.10 : x
  2. Step 2: Convert to fraction form
    107,251.81/160,877.70 = 37,131.10/x
  3. Step 3: Cross multiply
    107,251.81x = 160,877.70 × 37,131.10
  4. Step 4: Simplify right side
    107,251.81x = 5,973,565,966.47
  5. Step 5: Solve for x
    x = 5,973,565,966.47/107,251.81
  6. Step 6: Final answer
    x = 55,696.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.