Home / 110,905.32-153,056.60-62,519.16

Finding the Fourth Proportional to 110,905.32, 153,056.60 and 62,519.16

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Solution

The fourth proportional to 110,905.32, 153,056.60 and 62,519.16 is: 86,280.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,905.32 : 153,056.60 = 62,519.16 : x
  2. Step 2: Convert to fraction form
    110,905.32/153,056.60 = 62,519.16/x
  3. Step 3: Cross multiply
    110,905.32x = 153,056.60 × 62,519.16
  4. Step 4: Simplify right side
    110,905.32x = 9,568,970,064.46
  5. Step 5: Solve for x
    x = 9,568,970,064.46/110,905.32
  6. Step 6: Final answer
    x = 86,280.53

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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.