Home / 48,378.54-72,595.44-18,792.52

Finding the Fourth Proportional to 48,378.54, 72,595.44 and 18,792.52

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Solution

The fourth proportional to 48,378.54, 72,595.44 and 18,792.52 is: 28,199.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,378.54 : 72,595.44 = 18,792.52 : x
  2. Step 2: Convert to fraction form
    48,378.54/72,595.44 = 18,792.52/x
  3. Step 3: Cross multiply
    48,378.54x = 72,595.44 × 18,792.52
  4. Step 4: Simplify right side
    48,378.54x = 1,364,251,258.11
  5. Step 5: Solve for x
    x = 1,364,251,258.11/48,378.54
  6. Step 6: Final answer
    x = 28,199.51

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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.