Home / 163,724.22-245,586.39-73,661.74

Finding the Fourth Proportional to 163,724.22, 245,586.39 and 73,661.74

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Solution

The fourth proportional to 163,724.22, 245,586.39 and 73,661.74 is: 110,492.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,724.22 : 245,586.39 = 73,661.74 : x
  2. Step 2: Convert to fraction form
    163,724.22/245,586.39 = 73,661.74/x
  3. Step 3: Cross multiply
    163,724.22x = 245,586.39 × 73,661.74
  4. Step 4: Simplify right side
    163,724.22x = 18,090,319,211.48
  5. Step 5: Solve for x
    x = 18,090,319,211.48/163,724.22
  6. Step 6: Final answer
    x = 110,492.63

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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.