Home / 53,831.88-74,300.76-33,688.80

Finding the Fourth Proportional to 53,831.88, 74,300.76 and 33,688.80

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Solution

The fourth proportional to 53,831.88, 74,300.76 and 33,688.80 is: 46,498.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,831.88 : 74,300.76 = 33,688.80 : x
  2. Step 2: Convert to fraction form
    53,831.88/74,300.76 = 33,688.80/x
  3. Step 3: Cross multiply
    53,831.88x = 74,300.76 × 33,688.80
  4. Step 4: Simplify right side
    53,831.88x = 2,503,103,443.49
  5. Step 5: Solve for x
    x = 2,503,103,443.49/53,831.88
  6. Step 6: Final answer
    x = 46,498.53

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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.