Home / 74,092.36-111,156.76-21,501.08

Finding the Fourth Proportional to 74,092.36, 111,156.76 and 21,501.08

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Solution

The fourth proportional to 74,092.36, 111,156.76 and 21,501.08 is: 32,256.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,092.36 : 111,156.76 = 21,501.08 : x
  2. Step 2: Convert to fraction form
    74,092.36/111,156.76 = 21,501.08/x
  3. Step 3: Cross multiply
    74,092.36x = 111,156.76 × 21,501.08
  4. Step 4: Simplify right side
    74,092.36x = 2,389,990,389.30
  5. Step 5: Solve for x
    x = 2,389,990,389.30/74,092.36
  6. Step 6: Final answer
    x = 32,256.91

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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.