Home / 111,814.36-154,306.64-60,829.96

Finding the Fourth Proportional to 111,814.36, 154,306.64 and 60,829.96

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Solution

The fourth proportional to 111,814.36, 154,306.64 and 60,829.96 is: 83,946.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,814.36 : 154,306.64 = 60,829.96 : x
  2. Step 2: Convert to fraction form
    111,814.36/154,306.64 = 60,829.96/x
  3. Step 3: Cross multiply
    111,814.36x = 154,306.64 × 60,829.96
  4. Step 4: Simplify right side
    111,814.36x = 9,386,466,738.93
  5. Step 5: Solve for x
    x = 9,386,466,738.93/111,814.36
  6. Step 6: Final answer
    x = 83,946.88

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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.