Home / 173,217.40-259,726.86-53,243.11

Finding the Fourth Proportional to 173,217.40, 259,726.86 and 53,243.11

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Solution

The fourth proportional to 173,217.40, 259,726.86 and 53,243.11 is: 79,834.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,217.40 : 259,726.86 = 53,243.11 : x
  2. Step 2: Convert to fraction form
    173,217.40/259,726.86 = 53,243.11/x
  3. Step 3: Cross multiply
    173,217.40x = 259,726.86 × 53,243.11
  4. Step 4: Simplify right side
    173,217.40x = 13,828,665,776.93
  5. Step 5: Solve for x
    x = 13,828,665,776.93/173,217.40
  6. Step 6: Final answer
    x = 79,834.16

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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.