Home / 102,103.48-140,882.16-59,653.84

Finding the Fourth Proportional to 102,103.48, 140,882.16 and 59,653.84

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Solution

The fourth proportional to 102,103.48, 140,882.16 and 59,653.84 is: 82,310.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,103.48 : 140,882.16 = 59,653.84 : x
  2. Step 2: Convert to fraction form
    102,103.48/140,882.16 = 59,653.84/x
  3. Step 3: Cross multiply
    102,103.48x = 140,882.16 × 59,653.84
  4. Step 4: Simplify right side
    102,103.48x = 8,404,161,831.49
  5. Step 5: Solve for x
    x = 8,404,161,831.49/102,103.48
  6. Step 6: Final answer
    x = 82,310.24

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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.