Home / 53,981.56-74,461.89-34,831.36

Finding the Fourth Proportional to 53,981.56, 74,461.89 and 34,831.36

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Solution

The fourth proportional to 53,981.56, 74,461.89 and 34,831.36 is: 48,046.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,981.56 : 74,461.89 = 34,831.36 : x
  2. Step 2: Convert to fraction form
    53,981.56/74,461.89 = 34,831.36/x
  3. Step 3: Cross multiply
    53,981.56x = 74,461.89 × 34,831.36
  4. Step 4: Simplify right side
    53,981.56x = 2,593,608,896.87
  5. Step 5: Solve for x
    x = 2,593,608,896.87/53,981.56
  6. Step 6: Final answer
    x = 48,046.20

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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.