Home / 108,600.36-149,872.55-60,851.94

Finding the Fourth Proportional to 108,600.36, 149,872.55 and 60,851.94

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Solution

The fourth proportional to 108,600.36, 149,872.55 and 60,851.94 is: 83,977.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,600.36 : 149,872.55 = 60,851.94 : x
  2. Step 2: Convert to fraction form
    108,600.36/149,872.55 = 60,851.94/x
  3. Step 3: Cross multiply
    108,600.36x = 149,872.55 × 60,851.94
  4. Step 4: Simplify right side
    108,600.36x = 9,120,035,045.57
  5. Step 5: Solve for x
    x = 9,120,035,045.57/108,600.36
  6. Step 6: Final answer
    x = 83,977.95

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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.