Home / 105,956.75-146,233.28-61,244.75

Finding the Fourth Proportional to 105,956.75, 146,233.28 and 61,244.75

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Solution

The fourth proportional to 105,956.75, 146,233.28 and 61,244.75 is: 84,525.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,956.75 : 146,233.28 = 61,244.75 : x
  2. Step 2: Convert to fraction form
    105,956.75/146,233.28 = 61,244.75/x
  3. Step 3: Cross multiply
    105,956.75x = 146,233.28 × 61,244.75
  4. Step 4: Simplify right side
    105,956.75x = 8,956,020,675.28
  5. Step 5: Solve for x
    x = 8,956,020,675.28/105,956.75
  6. Step 6: Final answer
    x = 84,525.25

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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.