Home / 102,353.35-141,247.91-59,341.20

Finding the Fourth Proportional to 102,353.35, 141,247.91 and 59,341.20

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Solution

The fourth proportional to 102,353.35, 141,247.91 and 59,341.20 is: 81,891.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,353.35 : 141,247.91 = 59,341.20 : x
  2. Step 2: Convert to fraction form
    102,353.35/141,247.91 = 59,341.20/x
  3. Step 3: Cross multiply
    102,353.35x = 141,247.91 × 59,341.20
  4. Step 4: Simplify right side
    102,353.35x = 8,381,820,625.25
  5. Step 5: Solve for x
    x = 8,381,820,625.25/102,353.35
  6. Step 6: Final answer
    x = 81,891.03

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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.