Home / 104,824.32-144,753.68-66,596.16

Finding the Fourth Proportional to 104,824.32, 144,753.68 and 66,596.16

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Solution

The fourth proportional to 104,824.32, 144,753.68 and 66,596.16 is: 91,963.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,824.32 : 144,753.68 = 66,596.16 : x
  2. Step 2: Convert to fraction form
    104,824.32/144,753.68 = 66,596.16/x
  3. Step 3: Cross multiply
    104,824.32x = 144,753.68 × 66,596.16
  4. Step 4: Simplify right side
    104,824.32x = 9,640,039,233.87
  5. Step 5: Solve for x
    x = 9,640,039,233.87/104,824.32
  6. Step 6: Final answer
    x = 91,963.77

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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.