Home / 108,360.48-149,550.06-63,040.38

Finding the Fourth Proportional to 108,360.48, 149,550.06 and 63,040.38

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Solution

The fourth proportional to 108,360.48, 149,550.06 and 63,040.38 is: 87,003.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,360.48 : 149,550.06 = 63,040.38 : x
  2. Step 2: Convert to fraction form
    108,360.48/149,550.06 = 63,040.38/x
  3. Step 3: Cross multiply
    108,360.48x = 149,550.06 × 63,040.38
  4. Step 4: Simplify right side
    108,360.48x = 9,427,692,611.42
  5. Step 5: Solve for x
    x = 9,427,692,611.42/108,360.48
  6. Step 6: Final answer
    x = 87,003.05

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1.5x scale

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.