Home / 39,730.23-54,876.29-29,703.24

Finding the Fourth Proportional to 39,730.23, 54,876.29 and 29,703.24

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Solution

The fourth proportional to 39,730.23, 54,876.29 and 29,703.24 is: 41,026.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,730.23 : 54,876.29 = 29,703.24 : x
  2. Step 2: Convert to fraction form
    39,730.23/54,876.29 = 29,703.24/x
  3. Step 3: Cross multiply
    39,730.23x = 54,876.29 × 29,703.24
  4. Step 4: Simplify right side
    39,730.23x = 1,630,003,463.66
  5. Step 5: Solve for x
    x = 1,630,003,463.66/39,730.23
  6. Step 6: Final answer
    x = 41,026.78

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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.