Home / 48,930.19-67,498.95-28,774.24

Finding the Fourth Proportional to 48,930.19, 67,498.95 and 28,774.24

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Solution

The fourth proportional to 48,930.19, 67,498.95 and 28,774.24 is: 39,693.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,930.19 : 67,498.95 = 28,774.24 : x
  2. Step 2: Convert to fraction form
    48,930.19/67,498.95 = 28,774.24/x
  3. Step 3: Cross multiply
    48,930.19x = 67,498.95 × 28,774.24
  4. Step 4: Simplify right side
    48,930.19x = 1,942,230,987.05
  5. Step 5: Solve for x
    x = 1,942,230,987.05/48,930.19
  6. Step 6: Final answer
    x = 39,693.92

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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.