Home / 110,947.02-153,089.19-63,201.30

Finding the Fourth Proportional to 110,947.02, 153,089.19 and 63,201.30

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Solution

The fourth proportional to 110,947.02, 153,089.19 and 63,201.30 is: 87,207.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,947.02 : 153,089.19 = 63,201.30 : x
  2. Step 2: Convert to fraction form
    110,947.02/153,089.19 = 63,201.30/x
  3. Step 3: Cross multiply
    110,947.02x = 153,089.19 × 63,201.30
  4. Step 4: Simplify right side
    110,947.02x = 9,675,435,823.95
  5. Step 5: Solve for x
    x = 9,675,435,823.95/110,947.02
  6. Step 6: Final answer
    x = 87,207.71

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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.