Home / 108,960.13-150,364.08-61,212.46

Finding the Fourth Proportional to 108,960.13, 150,364.08 and 61,212.46

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Solution

The fourth proportional to 108,960.13, 150,364.08 and 61,212.46 is: 84,472.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,960.13 : 150,364.08 = 61,212.46 : x
  2. Step 2: Convert to fraction form
    108,960.13/150,364.08 = 61,212.46/x
  3. Step 3: Cross multiply
    108,960.13x = 150,364.08 × 61,212.46
  4. Step 4: Simplify right side
    108,960.13x = 9,204,155,232.44
  5. Step 5: Solve for x
    x = 9,204,155,232.44/108,960.13
  6. Step 6: Final answer
    x = 84,472.69

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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.