Home / 114,701.74-158,283.04-63,717.78

Finding the Fourth Proportional to 114,701.74, 158,283.04 and 63,717.78

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Solution

The fourth proportional to 114,701.74, 158,283.04 and 63,717.78 is: 87,927.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,701.74 : 158,283.04 = 63,717.78 : x
  2. Step 2: Convert to fraction form
    114,701.74/158,283.04 = 63,717.78/x
  3. Step 3: Cross multiply
    114,701.74x = 158,283.04 × 63,717.78
  4. Step 4: Simplify right side
    114,701.74x = 10,085,443,920.45
  5. Step 5: Solve for x
    x = 10,085,443,920.45/114,701.74
  6. Step 6: Final answer
    x = 87,927.56

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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.