Home / 70,435.27-97,201.97-38,603.94

Finding the Fourth Proportional to 70,435.27, 97,201.97 and 38,603.94

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Solution

The fourth proportional to 70,435.27, 97,201.97 and 38,603.94 is: 53,274.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,435.27 : 97,201.97 = 38,603.94 : x
  2. Step 2: Convert to fraction form
    70,435.27/97,201.97 = 38,603.94/x
  3. Step 3: Cross multiply
    70,435.27x = 97,201.97 × 38,603.94
  4. Step 4: Simplify right side
    70,435.27x = 3,752,379,017.76
  5. Step 5: Solve for x
    x = 3,752,379,017.76/70,435.27
  6. Step 6: Final answer
    x = 53,274.15

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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.