Home / 59,686.63-89,531.33-19,692.79

Finding the Fourth Proportional to 59,686.63, 89,531.33 and 19,692.79

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Solution

The fourth proportional to 59,686.63, 89,531.33 and 19,692.79 is: 29,539.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,686.63 : 89,531.33 = 19,692.79 : x
  2. Step 2: Convert to fraction form
    59,686.63/89,531.33 = 19,692.79/x
  3. Step 3: Cross multiply
    59,686.63x = 89,531.33 × 19,692.79
  4. Step 4: Simplify right side
    59,686.63x = 1,763,121,357.82
  5. Step 5: Solve for x
    x = 1,763,121,357.82/59,686.63
  6. Step 6: Final answer
    x = 29,539.64

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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.