Home / 69,901.22-96,464.78-38,070.09

Finding the Fourth Proportional to 69,901.22, 96,464.78 and 38,070.09

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Solution

The fourth proportional to 69,901.22, 96,464.78 and 38,070.09 is: 52,537.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,901.22 : 96,464.78 = 38,070.09 : x
  2. Step 2: Convert to fraction form
    69,901.22/96,464.78 = 38,070.09/x
  3. Step 3: Cross multiply
    69,901.22x = 96,464.78 × 38,070.09
  4. Step 4: Simplify right side
    69,901.22x = 3,672,422,666.08
  5. Step 5: Solve for x
    x = 3,672,422,666.08/69,901.22
  6. Step 6: Final answer
    x = 52,537.32

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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.