Home / 37,766.25-52,117.52-20,999.25

Finding the Fourth Proportional to 37,766.25, 52,117.52 and 20,999.25

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Solution

The fourth proportional to 37,766.25, 52,117.52 and 20,999.25 is: 28,979.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,766.25 : 52,117.52 = 20,999.25 : x
  2. Step 2: Convert to fraction form
    37,766.25/52,117.52 = 20,999.25/x
  3. Step 3: Cross multiply
    37,766.25x = 52,117.52 × 20,999.25
  4. Step 4: Simplify right side
    37,766.25x = 1,094,428,726.86
  5. Step 5: Solve for x
    x = 1,094,428,726.86/37,766.25
  6. Step 6: Final answer
    x = 28,979.02

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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.