Home / 68,048.20-93,901.12-37,831.76

Finding the Fourth Proportional to 68,048.20, 93,901.12 and 37,831.76

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Solution

The fourth proportional to 68,048.20, 93,901.12 and 37,831.76 is: 52,204.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,048.20 : 93,901.12 = 37,831.76 : x
  2. Step 2: Convert to fraction form
    68,048.20/93,901.12 = 37,831.76/x
  3. Step 3: Cross multiply
    68,048.20x = 93,901.12 × 37,831.76
  4. Step 4: Simplify right side
    68,048.20x = 3,552,444,636.42
  5. Step 5: Solve for x
    x = 3,552,444,636.42/68,048.20
  6. Step 6: Final answer
    x = 52,204.83

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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.