Home / 96,986.39-133,821.15-56,692.36

Finding the Fourth Proportional to 96,986.39, 133,821.15 and 56,692.36

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Solution

The fourth proportional to 96,986.39, 133,821.15 and 56,692.36 is: 78,223.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,986.39 : 133,821.15 = 56,692.36 : x
  2. Step 2: Convert to fraction form
    96,986.39/133,821.15 = 56,692.36/x
  3. Step 3: Cross multiply
    96,986.39x = 133,821.15 × 56,692.36
  4. Step 4: Simplify right side
    96,986.39x = 7,586,636,332.24
  5. Step 5: Solve for x
    x = 7,586,636,332.24/96,986.39
  6. Step 6: Final answer
    x = 78,223.72

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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.