Home / 70,698.22-97,562.49-38,431.76

Finding the Fourth Proportional to 70,698.22, 97,562.49 and 38,431.76

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Solution

The fourth proportional to 70,698.22, 97,562.49 and 38,431.76 is: 53,035.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,698.22 : 97,562.49 = 38,431.76 : x
  2. Step 2: Convert to fraction form
    70,698.22/97,562.49 = 38,431.76/x
  3. Step 3: Cross multiply
    70,698.22x = 97,562.49 × 38,431.76
  4. Step 4: Simplify right side
    70,698.22x = 3,749,498,444.59
  5. Step 5: Solve for x
    x = 3,749,498,444.59/70,698.22
  6. Step 6: Final answer
    x = 53,035.26

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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.