Home / 74,242.98-111,362.76-18,083.34

Finding the Fourth Proportional to 74,242.98, 111,362.76 and 18,083.34

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Solution

The fourth proportional to 74,242.98, 111,362.76 and 18,083.34 is: 27,124.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,242.98 : 111,362.76 = 18,083.34 : x
  2. Step 2: Convert to fraction form
    74,242.98/111,362.76 = 18,083.34/x
  3. Step 3: Cross multiply
    74,242.98x = 111,362.76 × 18,083.34
  4. Step 4: Simplify right side
    74,242.98x = 2,013,810,652.42
  5. Step 5: Solve for x
    x = 2,013,810,652.42/74,242.98
  6. Step 6: Final answer
    x = 27,124.59

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1.5x scale

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.