Home / 108,947.22-150,362.29-61,204.20

Finding the Fourth Proportional to 108,947.22, 150,362.29 and 61,204.20

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Solution

The fourth proportional to 108,947.22, 150,362.29 and 61,204.20 is: 84,470.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,947.22 : 150,362.29 = 61,204.20 : x
  2. Step 2: Convert to fraction form
    108,947.22/150,362.29 = 61,204.20/x
  3. Step 3: Cross multiply
    108,947.22x = 150,362.29 × 61,204.20
  4. Step 4: Simplify right side
    108,947.22x = 9,202,802,917.81
  5. Step 5: Solve for x
    x = 9,202,802,917.81/108,947.22
  6. Step 6: Final answer
    x = 84,470.29

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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.