Home / 39,818.17-59,764.21-20,110.57

Finding the Fourth Proportional to 39,818.17, 59,764.21 and 20,110.57

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Solution

The fourth proportional to 39,818.17, 59,764.21 and 20,110.57 is: 30,184.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,818.17 : 59,764.21 = 20,110.57 : x
  2. Step 2: Convert to fraction form
    39,818.17/59,764.21 = 20,110.57/x
  3. Step 3: Cross multiply
    39,818.17x = 59,764.21 × 20,110.57
  4. Step 4: Simplify right side
    39,818.17x = 1,201,892,328.70
  5. Step 5: Solve for x
    x = 1,201,892,328.70/39,818.17
  6. Step 6: Final answer
    x = 30,184.52

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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.