Home / 107,376.71-161,064.86-28,484.73

Finding the Fourth Proportional to 107,376.71, 161,064.86 and 28,484.73

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Solution

The fourth proportional to 107,376.71, 161,064.86 and 28,484.73 is: 42,727.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,376.71 : 161,064.86 = 28,484.73 : x
  2. Step 2: Convert to fraction form
    107,376.71/161,064.86 = 28,484.73/x
  3. Step 3: Cross multiply
    107,376.71x = 161,064.86 × 28,484.73
  4. Step 4: Simplify right side
    107,376.71x = 4,587,888,907.16
  5. Step 5: Solve for x
    x = 4,587,888,907.16/107,376.71
  6. Step 6: Final answer
    x = 42,727.04

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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.