Home / 75,552.81-104,256.45-43,723.68

Finding the Fourth Proportional to 75,552.81, 104,256.45 and 43,723.68

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Solution

The fourth proportional to 75,552.81, 104,256.45 and 43,723.68 is: 60,334.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,552.81 : 104,256.45 = 43,723.68 : x
  2. Step 2: Convert to fraction form
    75,552.81/104,256.45 = 43,723.68/x
  3. Step 3: Cross multiply
    75,552.81x = 104,256.45 × 43,723.68
  4. Step 4: Simplify right side
    75,552.81x = 4,558,475,657.74
  5. Step 5: Solve for x
    x = 4,558,475,657.74/75,552.81
  6. Step 6: Final answer
    x = 60,334.96

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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.