Home / 70,065.48-96,692.42-38,236.44

Finding the Fourth Proportional to 70,065.48, 96,692.42 and 38,236.44

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Solution

The fourth proportional to 70,065.48, 96,692.42 and 38,236.44 is: 52,767.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,065.48 : 96,692.42 = 38,236.44 : x
  2. Step 2: Convert to fraction form
    70,065.48/96,692.42 = 38,236.44/x
  3. Step 3: Cross multiply
    70,065.48x = 96,692.42 × 38,236.44
  4. Step 4: Simplify right side
    70,065.48x = 3,697,173,915.78
  5. Step 5: Solve for x
    x = 3,697,173,915.78/70,065.48
  6. Step 6: Final answer
    x = 52,767.41

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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.