Home / 55,557.71-76,667.68-31,692.01

Finding the Fourth Proportional to 55,557.71, 76,667.68 and 31,692.01

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Solution

The fourth proportional to 55,557.71, 76,667.68 and 31,692.01 is: 43,733.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,557.71 : 76,667.68 = 31,692.01 : x
  2. Step 2: Convert to fraction form
    55,557.71/76,667.68 = 31,692.01/x
  3. Step 3: Cross multiply
    55,557.71x = 76,667.68 × 31,692.01
  4. Step 4: Simplify right side
    55,557.71x = 2,429,752,881.24
  5. Step 5: Solve for x
    x = 2,429,752,881.24/55,557.71
  6. Step 6: Final answer
    x = 43,733.86

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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.