Home / 70,089.06-96,720.18-38,257.94

Finding the Fourth Proportional to 70,089.06, 96,720.18 and 38,257.94

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Solution

The fourth proportional to 70,089.06, 96,720.18 and 38,257.94 is: 52,794.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,089.06 : 96,720.18 = 38,257.94 : x
  2. Step 2: Convert to fraction form
    70,089.06/96,720.18 = 38,257.94/x
  3. Step 3: Cross multiply
    70,089.06x = 96,720.18 × 38,257.94
  4. Step 4: Simplify right side
    70,089.06x = 3,700,314,843.23
  5. Step 5: Solve for x
    x = 3,700,314,843.23/70,089.06
  6. Step 6: Final answer
    x = 52,794.47

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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.