Home / 70,185.10-96,855.24-38,354.20

Finding the Fourth Proportional to 70,185.10, 96,855.24 and 38,354.20

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Solution

The fourth proportional to 70,185.10, 96,855.24 and 38,354.20 is: 52,928.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,185.10 : 96,855.24 = 38,354.20 : x
  2. Step 2: Convert to fraction form
    70,185.10/96,855.24 = 38,354.20/x
  3. Step 3: Cross multiply
    70,185.10x = 96,855.24 × 38,354.20
  4. Step 4: Simplify right side
    70,185.10x = 3,714,805,246.01
  5. Step 5: Solve for x
    x = 3,714,805,246.01/70,185.10
  6. Step 6: Final answer
    x = 52,928.69

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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.