Home / 147,074.08-220,494.48-53,528.80

Finding the Fourth Proportional to 147,074.08, 220,494.48 and 53,528.80

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Solution

The fourth proportional to 147,074.08, 220,494.48 and 53,528.80 is: 80,250.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,074.08 : 220,494.48 = 53,528.80 : x
  2. Step 2: Convert to fraction form
    147,074.08/220,494.48 = 53,528.80/x
  3. Step 3: Cross multiply
    147,074.08x = 220,494.48 × 53,528.80
  4. Step 4: Simplify right side
    147,074.08x = 11,802,804,921.02
  5. Step 5: Solve for x
    x = 11,802,804,921.02/147,074.08
  6. Step 6: Final answer
    x = 80,250.75

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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.