Home / 75,612.93-104,355.77-43,360.17

Finding the Fourth Proportional to 75,612.93, 104,355.77 and 43,360.17

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Solution

The fourth proportional to 75,612.93, 104,355.77 and 43,360.17 is: 59,842.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,612.93 : 104,355.77 = 43,360.17 : x
  2. Step 2: Convert to fraction form
    75,612.93/104,355.77 = 43,360.17/x
  3. Step 3: Cross multiply
    75,612.93x = 104,355.77 × 43,360.17
  4. Step 4: Simplify right side
    75,612.93x = 4,524,883,927.68
  5. Step 5: Solve for x
    x = 4,524,883,927.68/75,612.93
  6. Step 6: Final answer
    x = 59,842.73

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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.