Home / 77,193.60-106,529.06-43,201.82

Finding the Fourth Proportional to 77,193.60, 106,529.06 and 43,201.82

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Solution

The fourth proportional to 77,193.60, 106,529.06 and 43,201.82 is: 59,619.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,193.60 : 106,529.06 = 43,201.82 : x
  2. Step 2: Convert to fraction form
    77,193.60/106,529.06 = 43,201.82/x
  3. Step 3: Cross multiply
    77,193.60x = 106,529.06 × 43,201.82
  4. Step 4: Simplify right side
    77,193.60x = 4,602,249,274.89
  5. Step 5: Solve for x
    x = 4,602,249,274.89/77,193.60
  6. Step 6: Final answer
    x = 59,619.57

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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.