Home / 69,820.14-96,348.90-37,989.18

Finding the Fourth Proportional to 69,820.14, 96,348.90 and 37,989.18

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Solution

The fourth proportional to 69,820.14, 96,348.90 and 37,989.18 is: 52,423.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,820.14 : 96,348.90 = 37,989.18 : x
  2. Step 2: Convert to fraction form
    69,820.14/96,348.90 = 37,989.18/x
  3. Step 3: Cross multiply
    69,820.14x = 96,348.90 × 37,989.18
  4. Step 4: Simplify right side
    69,820.14x = 3,660,215,704.90
  5. Step 5: Solve for x
    x = 3,660,215,704.90/69,820.14
  6. Step 6: Final answer
    x = 52,423.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.