Home / 74,040.90-111,061.26-24,120.91

Finding the Fourth Proportional to 74,040.90, 111,061.26 and 24,120.91

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Solution

The fourth proportional to 74,040.90, 111,061.26 and 24,120.91 is: 36,181.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,040.90 : 111,061.26 = 24,120.91 : x
  2. Step 2: Convert to fraction form
    74,040.90/111,061.26 = 24,120.91/x
  3. Step 3: Cross multiply
    74,040.90x = 111,061.26 × 24,120.91
  4. Step 4: Simplify right side
    74,040.90x = 2,678,898,656.95
  5. Step 5: Solve for x
    x = 2,678,898,656.95/74,040.90
  6. Step 6: Final answer
    x = 36,181.34

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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.