Home / 69,619.12-96,074.46-37,788.01

Finding the Fourth Proportional to 69,619.12, 96,074.46 and 37,788.01

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Solution

The fourth proportional to 69,619.12, 96,074.46 and 37,788.01 is: 52,147.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,619.12 : 96,074.46 = 37,788.01 : x
  2. Step 2: Convert to fraction form
    69,619.12/96,074.46 = 37,788.01/x
  3. Step 3: Cross multiply
    69,619.12x = 96,074.46 × 37,788.01
  4. Step 4: Simplify right side
    69,619.12x = 3,630,462,415.04
  5. Step 5: Solve for x
    x = 3,630,462,415.04/69,619.12
  6. Step 6: Final answer
    x = 52,147.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.