Home / 110,114.63-151,968.84-61,724.77

Finding the Fourth Proportional to 110,114.63, 151,968.84 and 61,724.77

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Solution

The fourth proportional to 110,114.63, 151,968.84 and 61,724.77 is: 85,186.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,114.63 : 151,968.84 = 61,724.77 : x
  2. Step 2: Convert to fraction form
    110,114.63/151,968.84 = 61,724.77/x
  3. Step 3: Cross multiply
    110,114.63x = 151,968.84 × 61,724.77
  4. Step 4: Simplify right side
    110,114.63x = 9,380,242,286.80
  5. Step 5: Solve for x
    x = 9,380,242,286.80/110,114.63
  6. Step 6: Final answer
    x = 85,186.16

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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.