Home / 113,865.08-170,900.91-57,744.23

Finding the Fourth Proportional to 113,865.08, 170,900.91 and 57,744.23

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Solution

The fourth proportional to 113,865.08, 170,900.91 and 57,744.23 is: 86,668.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,865.08 : 170,900.91 = 57,744.23 : x
  2. Step 2: Convert to fraction form
    113,865.08/170,900.91 = 57,744.23/x
  3. Step 3: Cross multiply
    113,865.08x = 170,900.91 × 57,744.23
  4. Step 4: Simplify right side
    113,865.08x = 9,868,540,599.74
  5. Step 5: Solve for x
    x = 9,868,540,599.74/113,865.08
  6. Step 6: Final answer
    x = 86,668.72

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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.