Home / 58,618.74-87,835.89-45,324.21

Finding the Fourth Proportional to 58,618.74, 87,835.89 and 45,324.21

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Solution

The fourth proportional to 58,618.74, 87,835.89 and 45,324.21 is: 67,915.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,618.74 : 87,835.89 = 45,324.21 : x
  2. Step 2: Convert to fraction form
    58,618.74/87,835.89 = 45,324.21/x
  3. Step 3: Cross multiply
    58,618.74x = 87,835.89 × 45,324.21
  4. Step 4: Simplify right side
    58,618.74x = 3,981,092,323.90
  5. Step 5: Solve for x
    x = 3,981,092,323.90/58,618.74
  6. Step 6: Final answer
    x = 67,915.01

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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.