Home / 48,948.60-73,023.27-42,036.60

Finding the Fourth Proportional to 48,948.60, 73,023.27 and 42,036.60

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Solution

The fourth proportional to 48,948.60, 73,023.27 and 42,036.60 is: 62,711.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,948.60 : 73,023.27 = 42,036.60 : x
  2. Step 2: Convert to fraction form
    48,948.60/73,023.27 = 42,036.60/x
  3. Step 3: Cross multiply
    48,948.60x = 73,023.27 × 42,036.60
  4. Step 4: Simplify right side
    48,948.60x = 3,069,649,991.68
  5. Step 5: Solve for x
    x = 3,069,649,991.68/48,948.60
  6. Step 6: Final answer
    x = 62,711.70

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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.