Home / 102,508.48-153,831.12-35,948.56

Finding the Fourth Proportional to 102,508.48, 153,831.12 and 35,948.56

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Solution

The fourth proportional to 102,508.48, 153,831.12 and 35,948.56 is: 53,946.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,508.48 : 153,831.12 = 35,948.56 : x
  2. Step 2: Convert to fraction form
    102,508.48/153,831.12 = 35,948.56/x
  3. Step 3: Cross multiply
    102,508.48x = 153,831.12 × 35,948.56
  4. Step 4: Simplify right side
    102,508.48x = 5,530,007,247.19
  5. Step 5: Solve for x
    x = 5,530,007,247.19/102,508.48
  6. Step 6: Final answer
    x = 53,946.83

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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.