Home / 70,428.48-97,191.44-38,598.56

Finding the Fourth Proportional to 70,428.48, 97,191.44 and 38,598.56

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Solution

The fourth proportional to 70,428.48, 97,191.44 and 38,598.56 is: 53,266.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,428.48 : 97,191.44 = 38,598.56 : x
  2. Step 2: Convert to fraction form
    70,428.48/97,191.44 = 38,598.56/x
  3. Step 3: Cross multiply
    70,428.48x = 97,191.44 × 38,598.56
  4. Step 4: Simplify right side
    70,428.48x = 3,751,449,628.33
  5. Step 5: Solve for x
    x = 3,751,449,628.33/70,428.48
  6. Step 6: Final answer
    x = 53,266.09

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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.