Home / 104,727.91-144,440.42-68,426.45

Finding the Fourth Proportional to 104,727.91, 144,440.42 and 68,426.45

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Solution

The fourth proportional to 104,727.91, 144,440.42 and 68,426.45 is: 94,373.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,727.91 : 144,440.42 = 68,426.45 : x
  2. Step 2: Convert to fraction form
    104,727.91/144,440.42 = 68,426.45/x
  3. Step 3: Cross multiply
    104,727.91x = 144,440.42 × 68,426.45
  4. Step 4: Simplify right side
    104,727.91x = 9,883,544,248.19
  5. Step 5: Solve for x
    x = 9,883,544,248.19/104,727.91
  6. Step 6: Final answer
    x = 94,373.54

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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.