Home / 108,947.34-150,362.46-61,204.32

Finding the Fourth Proportional to 108,947.34, 150,362.46 and 61,204.32

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Solution

The fourth proportional to 108,947.34, 150,362.46 and 61,204.32 is: 84,470.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,947.34 : 150,362.46 = 61,204.32 : x
  2. Step 2: Convert to fraction form
    108,947.34/150,362.46 = 61,204.32/x
  3. Step 3: Cross multiply
    108,947.34x = 150,362.46 × 61,204.32
  4. Step 4: Simplify right side
    108,947.34x = 9,202,832,117.83
  5. Step 5: Solve for x
    x = 9,202,832,117.83/108,947.34
  6. Step 6: Final answer
    x = 84,470.46

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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.