Home / 69,006.83-102,998.31-59,478.35

Finding the Fourth Proportional to 69,006.83, 102,998.31 and 59,478.35

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Solution

The fourth proportional to 69,006.83, 102,998.31 and 59,478.35 is: 88,776.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,006.83 : 102,998.31 = 59,478.35 : x
  2. Step 2: Convert to fraction form
    69,006.83/102,998.31 = 59,478.35/x
  3. Step 3: Cross multiply
    69,006.83x = 102,998.31 × 59,478.35
  4. Step 4: Simplify right side
    69,006.83x = 6,126,169,234.20
  5. Step 5: Solve for x
    x = 6,126,169,234.20/69,006.83
  6. Step 6: Final answer
    x = 88,776.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.