Home / 105,994.20-146,240.08-63,537.24

Finding the Fourth Proportional to 105,994.20, 146,240.08 and 63,537.24

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Solution

The fourth proportional to 105,994.20, 146,240.08 and 63,537.24 is: 87,662.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,994.20 : 146,240.08 = 63,537.24 : x
  2. Step 2: Convert to fraction form
    105,994.20/146,240.08 = 63,537.24/x
  3. Step 3: Cross multiply
    105,994.20x = 146,240.08 × 63,537.24
  4. Step 4: Simplify right side
    105,994.20x = 9,291,691,060.58
  5. Step 5: Solve for x
    x = 9,291,691,060.58/105,994.20
  6. Step 6: Final answer
    x = 87,662.26

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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.