Home / 84,630.46-116,785.98-48,831.96

Finding the Fourth Proportional to 84,630.46, 116,785.98 and 48,831.96

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Solution

The fourth proportional to 84,630.46, 116,785.98 and 48,831.96 is: 67,385.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,630.46 : 116,785.98 = 48,831.96 : x
  2. Step 2: Convert to fraction form
    84,630.46/116,785.98 = 48,831.96/x
  3. Step 3: Cross multiply
    84,630.46x = 116,785.98 × 48,831.96
  4. Step 4: Simplify right side
    84,630.46x = 5,702,888,303.92
  5. Step 5: Solve for x
    x = 5,702,888,303.92/84,630.46
  6. Step 6: Final answer
    x = 67,385.77

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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.