Home / 110,896.47-153,038.61-63,150.02

Finding the Fourth Proportional to 110,896.47, 153,038.61 and 63,150.02

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Solution

The fourth proportional to 110,896.47, 153,038.61 and 63,150.02 is: 87,147.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,896.47 : 153,038.61 = 63,150.02 : x
  2. Step 2: Convert to fraction form
    110,896.47/153,038.61 = 63,150.02/x
  3. Step 3: Cross multiply
    110,896.47x = 153,038.61 × 63,150.02
  4. Step 4: Simplify right side
    110,896.47x = 9,664,390,517.08
  5. Step 5: Solve for x
    x = 9,664,390,517.08/110,896.47
  6. Step 6: Final answer
    x = 87,147.86

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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.