Home / 75,365.48-104,005.06-43,533.66

Finding the Fourth Proportional to 75,365.48, 104,005.06 and 43,533.66

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Solution

The fourth proportional to 75,365.48, 104,005.06 and 43,533.66 is: 60,076.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,365.48 : 104,005.06 = 43,533.66 : x
  2. Step 2: Convert to fraction form
    75,365.48/104,005.06 = 43,533.66/x
  3. Step 3: Cross multiply
    75,365.48x = 104,005.06 × 43,533.66
  4. Step 4: Simplify right side
    75,365.48x = 4,527,720,920.32
  5. Step 5: Solve for x
    x = 4,527,720,920.32/75,365.48
  6. Step 6: Final answer
    x = 60,076.85

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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.