Home / 113,695.14-170,542.59-38,809.07

Finding the Fourth Proportional to 113,695.14, 170,542.59 and 38,809.07

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Solution

The fourth proportional to 113,695.14, 170,542.59 and 38,809.07 is: 58,213.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,695.14 : 170,542.59 = 38,809.07 : x
  2. Step 2: Convert to fraction form
    113,695.14/170,542.59 = 38,809.07/x
  3. Step 3: Cross multiply
    113,695.14x = 170,542.59 × 38,809.07
  4. Step 4: Simplify right side
    113,695.14x = 6,618,599,313.29
  5. Step 5: Solve for x
    x = 6,618,599,313.29/113,695.14
  6. Step 6: Final answer
    x = 58,213.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.