Home / 114,616.98-158,237.28-76,366.44

Finding the Fourth Proportional to 114,616.98, 158,237.28 and 76,366.44

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Solution

The fourth proportional to 114,616.98, 158,237.28 and 76,366.44 is: 105,429.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,616.98 : 158,237.28 = 76,366.44 : x
  2. Step 2: Convert to fraction form
    114,616.98/158,237.28 = 76,366.44/x
  3. Step 3: Cross multiply
    114,616.98x = 158,237.28 × 76,366.44
  4. Step 4: Simplify right side
    114,616.98x = 12,084,017,748.88
  5. Step 5: Solve for x
    x = 12,084,017,748.88/114,616.98
  6. Step 6: Final answer
    x = 105,429.56

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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.