Home / 101,947.31-153,018.26-62,581.31

Finding the Fourth Proportional to 101,947.31, 153,018.26 and 62,581.31

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Solution

The fourth proportional to 101,947.31, 153,018.26 and 62,581.31 is: 93,931.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,947.31 : 153,018.26 = 62,581.31 : x
  2. Step 2: Convert to fraction form
    101,947.31/153,018.26 = 62,581.31/x
  3. Step 3: Cross multiply
    101,947.31x = 153,018.26 × 62,581.31
  4. Step 4: Simplify right side
    101,947.31x = 9,576,083,247.24
  5. Step 5: Solve for x
    x = 9,576,083,247.24/101,947.31
  6. Step 6: Final answer
    x = 93,931.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.