Home / 101,625.32-140,228.94-56,292.08

Finding the Fourth Proportional to 101,625.32, 140,228.94 and 56,292.08

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Solution

The fourth proportional to 101,625.32, 140,228.94 and 56,292.08 is: 77,675.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,625.32 : 140,228.94 = 56,292.08 : x
  2. Step 2: Convert to fraction form
    101,625.32/140,228.94 = 56,292.08/x
  3. Step 3: Cross multiply
    101,625.32x = 140,228.94 × 56,292.08
  4. Step 4: Simplify right side
    101,625.32x = 7,893,778,708.80
  5. Step 5: Solve for x
    x = 7,893,778,708.80/101,625.32
  6. Step 6: Final answer
    x = 77,675.31

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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.