Home / 115,324.16-159,147.04-62,332.16

Finding the Fourth Proportional to 115,324.16, 159,147.04 and 62,332.16

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Solution

The fourth proportional to 115,324.16, 159,147.04 and 62,332.16 is: 86,018.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,324.16 : 159,147.04 = 62,332.16 : x
  2. Step 2: Convert to fraction form
    115,324.16/159,147.04 = 62,332.16/x
  3. Step 3: Cross multiply
    115,324.16x = 159,147.04 × 62,332.16
  4. Step 4: Simplify right side
    115,324.16x = 9,919,978,760.81
  5. Step 5: Solve for x
    x = 9,919,978,760.81/115,324.16
  6. Step 6: Final answer
    x = 86,018.22

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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.