Home / 111,733.86-154,194.40-60,746.47

Finding the Fourth Proportional to 111,733.86, 154,194.40 and 60,746.47

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Solution

The fourth proportional to 111,733.86, 154,194.40 and 60,746.47 is: 83,831.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,733.86 : 154,194.40 = 60,746.47 : x
  2. Step 2: Convert to fraction form
    111,733.86/154,194.40 = 60,746.47/x
  3. Step 3: Cross multiply
    111,733.86x = 154,194.40 × 60,746.47
  4. Step 4: Simplify right side
    111,733.86x = 9,366,765,493.77
  5. Step 5: Solve for x
    x = 9,366,765,493.77/111,733.86
  6. Step 6: Final answer
    x = 83,831.04

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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.