Home / 69,878.96-96,417.96-41,579.12

Finding the Fourth Proportional to 69,878.96, 96,417.96 and 41,579.12

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Solution

The fourth proportional to 69,878.96, 96,417.96 and 41,579.12 is: 57,370.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,878.96 : 96,417.96 = 41,579.12 : x
  2. Step 2: Convert to fraction form
    69,878.96/96,417.96 = 41,579.12/x
  3. Step 3: Cross multiply
    69,878.96x = 96,417.96 × 41,579.12
  4. Step 4: Simplify right side
    69,878.96x = 4,008,973,929.00
  5. Step 5: Solve for x
    x = 4,008,973,929.00/69,878.96
  6. Step 6: Final answer
    x = 57,370.26

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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.