Home / 70,529.28-97,324.32-38,698.08

Finding the Fourth Proportional to 70,529.28, 97,324.32 and 38,698.08

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Solution

The fourth proportional to 70,529.28, 97,324.32 and 38,698.08 is: 53,400.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,529.28 : 97,324.32 = 38,698.08 : x
  2. Step 2: Convert to fraction form
    70,529.28/97,324.32 = 38,698.08/x
  3. Step 3: Cross multiply
    70,529.28x = 97,324.32 × 38,698.08
  4. Step 4: Simplify right side
    70,529.28x = 3,766,264,321.31
  5. Step 5: Solve for x
    x = 3,766,264,321.31/70,529.28
  6. Step 6: Final answer
    x = 53,400.01

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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.