Home / 70,857.14-97,701.73-52,921.85

Finding the Fourth Proportional to 70,857.14, 97,701.73 and 52,921.85

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Solution

The fourth proportional to 70,857.14, 97,701.73 and 52,921.85 is: 72,971.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,857.14 : 97,701.73 = 52,921.85 : x
  2. Step 2: Convert to fraction form
    70,857.14/97,701.73 = 52,921.85/x
  3. Step 3: Cross multiply
    70,857.14x = 97,701.73 × 52,921.85
  4. Step 4: Simplify right side
    70,857.14x = 5,170,555,678.99
  5. Step 5: Solve for x
    x = 5,170,555,678.99/70,857.14
  6. Step 6: Final answer
    x = 72,971.56

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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.