Home / 124,321.06-171,566.40-67,736.08

Finding the Fourth Proportional to 124,321.06, 171,566.40 and 67,736.08

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Solution

The fourth proportional to 124,321.06, 171,566.40 and 67,736.08 is: 93,477.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,321.06 : 171,566.40 = 67,736.08 : x
  2. Step 2: Convert to fraction form
    124,321.06/171,566.40 = 67,736.08/x
  3. Step 3: Cross multiply
    124,321.06x = 171,566.40 × 67,736.08
  4. Step 4: Simplify right side
    124,321.06x = 11,621,235,395.71
  5. Step 5: Solve for x
    x = 11,621,235,395.71/124,321.06
  6. Step 6: Final answer
    x = 93,477.61

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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.