Home / 106,236.96-146,411.72-99,495.52

Finding the Fourth Proportional to 106,236.96, 146,411.72 and 99,495.52

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Solution

The fourth proportional to 106,236.96, 146,411.72 and 99,495.52 is: 137,120.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,236.96 : 146,411.72 = 99,495.52 : x
  2. Step 2: Convert to fraction form
    106,236.96/146,411.72 = 99,495.52/x
  3. Step 3: Cross multiply
    106,236.96x = 146,411.72 × 99,495.52
  4. Step 4: Simplify right side
    106,236.96x = 14,567,310,215.49
  5. Step 5: Solve for x
    x = 14,567,310,215.49/106,236.96
  6. Step 6: Final answer
    x = 137,120.92

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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.