Home / 60,317.06-90,453.83-20,327.45

Finding the Fourth Proportional to 60,317.06, 90,453.83 and 20,327.45

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Solution

The fourth proportional to 60,317.06, 90,453.83 and 20,327.45 is: 30,483.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,317.06 : 90,453.83 = 20,327.45 : x
  2. Step 2: Convert to fraction form
    60,317.06/90,453.83 = 20,327.45/x
  3. Step 3: Cross multiply
    60,317.06x = 90,453.83 × 20,327.45
  4. Step 4: Simplify right side
    60,317.06x = 1,838,695,152.73
  5. Step 5: Solve for x
    x = 1,838,695,152.73/60,317.06
  6. Step 6: Final answer
    x = 30,483.84

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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.