Home / 45,645.14-68,365.60-26,387.30

Finding the Fourth Proportional to 45,645.14, 68,365.60 and 26,387.30

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Solution

The fourth proportional to 45,645.14, 68,365.60 and 26,387.30 is: 39,521.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,645.14 : 68,365.60 = 26,387.30 : x
  2. Step 2: Convert to fraction form
    45,645.14/68,365.60 = 26,387.30/x
  3. Step 3: Cross multiply
    45,645.14x = 68,365.60 × 26,387.30
  4. Step 4: Simplify right side
    45,645.14x = 1,803,983,255.05
  5. Step 5: Solve for x
    x = 1,803,983,255.05/45,645.14
  6. Step 6: Final answer
    x = 39,521.92

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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.