Home / 58,111.68-80,194.97-56,100.31

Finding the Fourth Proportional to 58,111.68, 80,194.97 and 56,100.31

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Solution

The fourth proportional to 58,111.68, 80,194.97 and 56,100.31 is: 77,419.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,111.68 : 80,194.97 = 56,100.31 : x
  2. Step 2: Convert to fraction form
    58,111.68/80,194.97 = 56,100.31/x
  3. Step 3: Cross multiply
    58,111.68x = 80,194.97 × 56,100.31
  4. Step 4: Simplify right side
    58,111.68x = 4,498,962,677.44
  5. Step 5: Solve for x
    x = 4,498,962,677.44/58,111.68
  6. Step 6: Final answer
    x = 77,419.25

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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.