Home / 115,442.06-173,180.40-40,549.01

Finding the Fourth Proportional to 115,442.06, 173,180.40 and 40,549.01

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Solution

The fourth proportional to 115,442.06, 173,180.40 and 40,549.01 is: 60,829.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,442.06 : 173,180.40 = 40,549.01 : x
  2. Step 2: Convert to fraction form
    115,442.06/173,180.40 = 40,549.01/x
  3. Step 3: Cross multiply
    115,442.06x = 173,180.40 × 40,549.01
  4. Step 4: Simplify right side
    115,442.06x = 7,022,292,905.50
  5. Step 5: Solve for x
    x = 7,022,292,905.50/115,442.06
  6. Step 6: Final answer
    x = 60,829.59

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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.