Home / 70,560.21-97,374.24-38,732.07

Finding the Fourth Proportional to 70,560.21, 97,374.24 and 38,732.07

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Solution

The fourth proportional to 70,560.21, 97,374.24 and 38,732.07 is: 53,450.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,560.21 : 97,374.24 = 38,732.07 : x
  2. Step 2: Convert to fraction form
    70,560.21/97,374.24 = 38,732.07/x
  3. Step 3: Cross multiply
    70,560.21x = 97,374.24 × 38,732.07
  4. Step 4: Simplify right side
    70,560.21x = 3,771,505,879.88
  5. Step 5: Solve for x
    x = 3,771,505,879.88/70,560.21
  6. Step 6: Final answer
    x = 53,450.89

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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.