Home / 75,298.05-103,910.34-43,032.31

Finding the Fourth Proportional to 75,298.05, 103,910.34 and 43,032.31

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Solution

The fourth proportional to 75,298.05, 103,910.34 and 43,032.31 is: 59,384.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,298.05 : 103,910.34 = 43,032.31 : x
  2. Step 2: Convert to fraction form
    75,298.05/103,910.34 = 43,032.31/x
  3. Step 3: Cross multiply
    75,298.05x = 103,910.34 × 43,032.31
  4. Step 4: Simplify right side
    75,298.05x = 4,471,501,443.53
  5. Step 5: Solve for x
    x = 4,471,501,443.53/75,298.05
  6. Step 6: Final answer
    x = 59,384.03

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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.