Home / 108,190.32-149,309.66-60,443.94

Finding the Fourth Proportional to 108,190.32, 149,309.66 and 60,443.94

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Solution

The fourth proportional to 108,190.32, 149,309.66 and 60,443.94 is: 83,416.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,190.32 : 149,309.66 = 60,443.94 : x
  2. Step 2: Convert to fraction form
    108,190.32/149,309.66 = 60,443.94/x
  3. Step 3: Cross multiply
    108,190.32x = 149,309.66 × 60,443.94
  4. Step 4: Simplify right side
    108,190.32x = 9,024,864,130.46
  5. Step 5: Solve for x
    x = 9,024,864,130.46/108,190.32
  6. Step 6: Final answer
    x = 83,416.56

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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.