Home / 70,557.12-97,392.24-63,083.70

Finding the Fourth Proportional to 70,557.12, 97,392.24 and 63,083.70

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Solution

The fourth proportional to 70,557.12, 97,392.24 and 63,083.70 is: 87,076.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,557.12 : 97,392.24 = 63,083.70 : x
  2. Step 2: Convert to fraction form
    70,557.12/97,392.24 = 63,083.70/x
  3. Step 3: Cross multiply
    70,557.12x = 97,392.24 × 63,083.70
  4. Step 4: Simplify right side
    70,557.12x = 6,143,862,850.49
  5. Step 5: Solve for x
    x = 6,143,862,850.49/70,557.12
  6. Step 6: Final answer
    x = 87,076.44

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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.