Home / 48,947.60-73,021.78-42,035.60

Finding the Fourth Proportional to 48,947.60, 73,021.78 and 42,035.60

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Solution

The fourth proportional to 48,947.60, 73,021.78 and 42,035.60 is: 62,710.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,947.60 : 73,021.78 = 42,035.60 : x
  2. Step 2: Convert to fraction form
    48,947.60/73,021.78 = 42,035.60/x
  3. Step 3: Cross multiply
    48,947.60x = 73,021.78 × 42,035.60
  4. Step 4: Simplify right side
    48,947.60x = 3,069,514,335.37
  5. Step 5: Solve for x
    x = 3,069,514,335.37/48,947.60
  6. Step 6: Final answer
    x = 62,710.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.