Home / 77,692.15-116,508.93-25,087.51

Finding the Fourth Proportional to 77,692.15, 116,508.93 and 25,087.51

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Solution

The fourth proportional to 77,692.15, 116,508.93 and 25,087.51 is: 37,621.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,692.15 : 116,508.93 = 25,087.51 : x
  2. Step 2: Convert to fraction form
    77,692.15/116,508.93 = 25,087.51/x
  3. Step 3: Cross multiply
    77,692.15x = 116,508.93 × 25,087.51
  4. Step 4: Simplify right side
    77,692.15x = 2,922,918,946.46
  5. Step 5: Solve for x
    x = 2,922,918,946.46/77,692.15
  6. Step 6: Final answer
    x = 37,621.81

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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.