Home / 124,600.08-171,941.60-68,000.48

Finding the Fourth Proportional to 124,600.08, 171,941.60 and 68,000.48

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Solution

The fourth proportional to 124,600.08, 171,941.60 and 68,000.48 is: 93,837.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,600.08 : 171,941.60 = 68,000.48 : x
  2. Step 2: Convert to fraction form
    124,600.08/171,941.60 = 68,000.48/x
  3. Step 3: Cross multiply
    124,600.08x = 171,941.60 × 68,000.48
  4. Step 4: Simplify right side
    124,600.08x = 11,692,111,331.97
  5. Step 5: Solve for x
    x = 11,692,111,331.97/124,600.08
  6. Step 6: Final answer
    x = 93,837.11

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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.