Home / 48,593.76-67,036.48-28,438.30

Finding the Fourth Proportional to 48,593.76, 67,036.48 and 28,438.30

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Solution

The fourth proportional to 48,593.76, 67,036.48 and 28,438.30 is: 39,231.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,593.76 : 67,036.48 = 28,438.30 : x
  2. Step 2: Convert to fraction form
    48,593.76/67,036.48 = 28,438.30/x
  3. Step 3: Cross multiply
    48,593.76x = 67,036.48 × 28,438.30
  4. Step 4: Simplify right side
    48,593.76x = 1,906,403,529.18
  5. Step 5: Solve for x
    x = 1,906,403,529.18/48,593.76
  6. Step 6: Final answer
    x = 39,231.45

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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.