Home / 58,766.09-88,109.99-21,321.32

Finding the Fourth Proportional to 58,766.09, 88,109.99 and 21,321.32

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Solution

The fourth proportional to 58,766.09, 88,109.99 and 21,321.32 is: 31,967.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,766.09 : 88,109.99 = 21,321.32 : x
  2. Step 2: Convert to fraction form
    58,766.09/88,109.99 = 21,321.32/x
  3. Step 3: Cross multiply
    58,766.09x = 88,109.99 × 21,321.32
  4. Step 4: Simplify right side
    58,766.09x = 1,878,620,744.83
  5. Step 5: Solve for x
    x = 1,878,620,744.83/58,766.09
  6. Step 6: Final answer
    x = 31,967.77

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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.