Home / 74,058.84-111,125.52-29,717.28

Finding the Fourth Proportional to 74,058.84, 111,125.52 and 29,717.28

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Solution

The fourth proportional to 74,058.84, 111,125.52 and 29,717.28 is: 44,590.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,058.84 : 111,125.52 = 29,717.28 : x
  2. Step 2: Convert to fraction form
    74,058.84/111,125.52 = 29,717.28/x
  3. Step 3: Cross multiply
    74,058.84x = 111,125.52 × 29,717.28
  4. Step 4: Simplify right side
    74,058.84x = 3,302,348,192.99
  5. Step 5: Solve for x
    x = 3,302,348,192.99/74,058.84
  6. Step 6: Final answer
    x = 44,590.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.