Home / 140,886.15-211,308.78-46,120.09

Finding the Fourth Proportional to 140,886.15, 211,308.78 and 46,120.09

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Solution

The fourth proportional to 140,886.15, 211,308.78 and 46,120.09 is: 69,173.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,886.15 : 211,308.78 = 46,120.09 : x
  2. Step 2: Convert to fraction form
    140,886.15/211,308.78 = 46,120.09/x
  3. Step 3: Cross multiply
    140,886.15x = 211,308.78 × 46,120.09
  4. Step 4: Simplify right side
    140,886.15x = 9,745,579,068.39
  5. Step 5: Solve for x
    x = 9,745,579,068.39/140,886.15
  6. Step 6: Final answer
    x = 69,173.44

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1.5x scale

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.