Home / 62,921.30-86,831.42-34,626.98

Finding the Fourth Proportional to 62,921.30, 86,831.42 and 34,626.98

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Solution

The fourth proportional to 62,921.30, 86,831.42 and 34,626.98 is: 47,785.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,921.30 : 86,831.42 = 34,626.98 : x
  2. Step 2: Convert to fraction form
    62,921.30/86,831.42 = 34,626.98/x
  3. Step 3: Cross multiply
    62,921.30x = 86,831.42 × 34,626.98
  4. Step 4: Simplify right side
    62,921.30x = 3,006,709,887.66
  5. Step 5: Solve for x
    x = 3,006,709,887.66/62,921.30
  6. Step 6: Final answer
    x = 47,785.25

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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.