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Finding the Fourth Proportional to 141,064.71, 211,651.08 and 84,944.92

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Solution

The fourth proportional to 141,064.71, 211,651.08 and 84,944.92 is: 127,449.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,064.71 : 211,651.08 = 84,944.92 : x
  2. Step 2: Convert to fraction form
    141,064.71/211,651.08 = 84,944.92/x
  3. Step 3: Cross multiply
    141,064.71x = 211,651.08 × 84,944.92
  4. Step 4: Simplify right side
    141,064.71x = 17,978,684,058.51
  5. Step 5: Solve for x
    x = 17,978,684,058.51/141,064.71
  6. Step 6: Final answer
    x = 127,449.91

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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.