Home / 62,921.50-86,831.62-34,627.19

Finding the Fourth Proportional to 62,921.50, 86,831.62 and 34,627.19

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Solution

The fourth proportional to 62,921.50, 86,831.62 and 34,627.19 is: 47,785.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,921.50 : 86,831.62 = 34,627.19 : x
  2. Step 2: Convert to fraction form
    62,921.50/86,831.62 = 34,627.19/x
  3. Step 3: Cross multiply
    62,921.50x = 86,831.62 × 34,627.19
  4. Step 4: Simplify right side
    62,921.50x = 3,006,735,003.75
  5. Step 5: Solve for x
    x = 3,006,735,003.75/62,921.50
  6. Step 6: Final answer
    x = 47,785.49

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1.5x scale

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.