Home / 105,823.44-146,042.90-69,951.24

Finding the Fourth Proportional to 105,823.44, 146,042.90 and 69,951.24

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Solution

The fourth proportional to 105,823.44, 146,042.90 and 69,951.24 is: 96,537.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,823.44 : 146,042.90 = 69,951.24 : x
  2. Step 2: Convert to fraction form
    105,823.44/146,042.90 = 69,951.24/x
  3. Step 3: Cross multiply
    105,823.44x = 146,042.90 × 69,951.24
  4. Step 4: Simplify right side
    105,823.44x = 10,215,881,948.20
  5. Step 5: Solve for x
    x = 10,215,881,948.20/105,823.44
  6. Step 6: Final answer
    x = 96,537.04

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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.