Home / 102,137.76-152,933.76-59,983.20

Finding the Fourth Proportional to 102,137.76, 152,933.76 and 59,983.20

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Solution

The fourth proportional to 102,137.76, 152,933.76 and 59,983.20 is: 89,814.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,137.76 : 152,933.76 = 59,983.20 : x
  2. Step 2: Convert to fraction form
    102,137.76/152,933.76 = 59,983.20/x
  3. Step 3: Cross multiply
    102,137.76x = 152,933.76 × 59,983.20
  4. Step 4: Simplify right side
    102,137.76x = 9,173,456,312.83
  5. Step 5: Solve for x
    x = 9,173,456,312.83/102,137.76
  6. Step 6: Final answer
    x = 89,814.54

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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.