Home / 53,445.66-80,129.61-32,683.74

Finding the Fourth Proportional to 53,445.66, 80,129.61 and 32,683.74

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Solution

The fourth proportional to 53,445.66, 80,129.61 and 32,683.74 is: 49,001.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,445.66 : 80,129.61 = 32,683.74 : x
  2. Step 2: Convert to fraction form
    53,445.66/80,129.61 = 32,683.74/x
  3. Step 3: Cross multiply
    53,445.66x = 80,129.61 × 32,683.74
  4. Step 4: Simplify right side
    53,445.66x = 2,618,935,339.54
  5. Step 5: Solve for x
    x = 2,618,935,339.54/53,445.66
  6. Step 6: Final answer
    x = 49,001.83

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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.