Home / 108,124.62-149,210.19-60,378.54

Finding the Fourth Proportional to 108,124.62, 149,210.19 and 60,378.54

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Solution

The fourth proportional to 108,124.62, 149,210.19 and 60,378.54 is: 83,321.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,124.62 : 149,210.19 = 60,378.54 : x
  2. Step 2: Convert to fraction form
    108,124.62/149,210.19 = 60,378.54/x
  3. Step 3: Cross multiply
    108,124.62x = 149,210.19 × 60,378.54
  4. Step 4: Simplify right side
    108,124.62x = 9,009,093,425.32
  5. Step 5: Solve for x
    x = 9,009,093,425.32/108,124.62
  6. Step 6: Final answer
    x = 83,321.39

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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.