Home / 64,987.26-89,682.44-35,179.26

Finding the Fourth Proportional to 64,987.26, 89,682.44 and 35,179.26

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Solution

The fourth proportional to 64,987.26, 89,682.44 and 35,179.26 is: 48,547.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,987.26 : 89,682.44 = 35,179.26 : x
  2. Step 2: Convert to fraction form
    64,987.26/89,682.44 = 35,179.26/x
  3. Step 3: Cross multiply
    64,987.26x = 89,682.44 × 35,179.26
  4. Step 4: Simplify right side
    64,987.26x = 3,154,961,874.19
  5. Step 5: Solve for x
    x = 3,154,961,874.19/64,987.26
  6. Step 6: Final answer
    x = 48,547.39

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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.