Home / 29,064.45-40,109.38-28,058.77

Finding the Fourth Proportional to 29,064.45, 40,109.38 and 28,058.77

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Solution

The fourth proportional to 29,064.45, 40,109.38 and 28,058.77 is: 38,721.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,064.45 : 40,109.38 = 28,058.77 : x
  2. Step 2: Convert to fraction form
    29,064.45/40,109.38 = 28,058.77/x
  3. Step 3: Cross multiply
    29,064.45x = 40,109.38 × 28,058.77
  4. Step 4: Simplify right side
    29,064.45x = 1,125,419,868.26
  5. Step 5: Solve for x
    x = 1,125,419,868.26/29,064.45
  6. Step 6: Final answer
    x = 38,721.53

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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.