Home / 70,701.25-97,568.36-38,435.94

Finding the Fourth Proportional to 70,701.25, 97,568.36 and 38,435.94

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Solution

The fourth proportional to 70,701.25, 97,568.36 and 38,435.94 is: 53,041.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,701.25 : 97,568.36 = 38,435.94 : x
  2. Step 2: Convert to fraction form
    70,701.25/97,568.36 = 38,435.94/x
  3. Step 3: Cross multiply
    70,701.25x = 97,568.36 × 38,435.94
  4. Step 4: Simplify right side
    70,701.25x = 3,750,131,143.02
  5. Step 5: Solve for x
    x = 3,750,131,143.02/70,701.25
  6. Step 6: Final answer
    x = 53,041.94

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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.