Home / 114,753.35-170,976.64-108,307.42

Finding the Fourth Proportional to 114,753.35, 170,976.64 and 108,307.42

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Solution

The fourth proportional to 114,753.35, 170,976.64 and 108,307.42 is: 161,372.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,753.35 : 170,976.64 = 108,307.42 : x
  2. Step 2: Convert to fraction form
    114,753.35/170,976.64 = 108,307.42/x
  3. Step 3: Cross multiply
    114,753.35x = 170,976.64 × 108,307.42
  4. Step 4: Simplify right side
    114,753.35x = 18,518,038,758.67
  5. Step 5: Solve for x
    x = 18,518,038,758.67/114,753.35
  6. Step 6: Final answer
    x = 161,372.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.