Home / 108,021.36-149,076.69-60,275.73

Finding the Fourth Proportional to 108,021.36, 149,076.69 and 60,275.73

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Solution

The fourth proportional to 108,021.36, 149,076.69 and 60,275.73 is: 83,184.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,021.36 : 149,076.69 = 60,275.73 : x
  2. Step 2: Convert to fraction form
    108,021.36/149,076.69 = 60,275.73/x
  3. Step 3: Cross multiply
    108,021.36x = 149,076.69 × 60,275.73
  4. Step 4: Simplify right side
    108,021.36x = 8,985,706,315.73
  5. Step 5: Solve for x
    x = 8,985,706,315.73/108,021.36
  6. Step 6: Final answer
    x = 83,184.53

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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.