Home / 108,074.84-149,143.38-60,328.12

Finding the Fourth Proportional to 108,074.84, 149,143.38 and 60,328.12

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Solution

The fourth proportional to 108,074.84, 149,143.38 and 60,328.12 is: 83,252.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,074.84 : 149,143.38 = 60,328.12 : x
  2. Step 2: Convert to fraction form
    108,074.84/149,143.38 = 60,328.12/x
  3. Step 3: Cross multiply
    108,074.84x = 149,143.38 × 60,328.12
  4. Step 4: Simplify right side
    108,074.84x = 8,997,539,725.85
  5. Step 5: Solve for x
    x = 8,997,539,725.85/108,074.84
  6. Step 6: Final answer
    x = 83,252.86

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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.