Home / 70,037.75-96,656.66-39,825.88

Finding the Fourth Proportional to 70,037.75, 96,656.66 and 39,825.88

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Solution

The fourth proportional to 70,037.75, 96,656.66 and 39,825.88 is: 54,962.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,037.75 : 96,656.66 = 39,825.88 : x
  2. Step 2: Convert to fraction form
    70,037.75/96,656.66 = 39,825.88/x
  3. Step 3: Cross multiply
    70,037.75x = 96,656.66 × 39,825.88
  4. Step 4: Simplify right side
    70,037.75x = 3,849,436,542.36
  5. Step 5: Solve for x
    x = 3,849,436,542.36/70,037.75
  6. Step 6: Final answer
    x = 54,962.31

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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.