Home / 107,629.16-148,525.92-62,309.06

Finding the Fourth Proportional to 107,629.16, 148,525.92 and 62,309.06

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Solution

The fourth proportional to 107,629.16, 148,525.92 and 62,309.06 is: 85,985.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,629.16 : 148,525.92 = 62,309.06 : x
  2. Step 2: Convert to fraction form
    107,629.16/148,525.92 = 62,309.06/x
  3. Step 3: Cross multiply
    107,629.16x = 148,525.92 × 62,309.06
  4. Step 4: Simplify right side
    107,629.16x = 9,254,509,562.43
  5. Step 5: Solve for x
    x = 9,254,509,562.43/107,629.16
  6. Step 6: Final answer
    x = 85,985.15

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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.