Home / 106,749.96-147,322.59-59,002.29

Finding the Fourth Proportional to 106,749.96, 147,322.59 and 59,002.29

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Solution

The fourth proportional to 106,749.96, 147,322.59 and 59,002.29 is: 81,427.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,749.96 : 147,322.59 = 59,002.29 : x
  2. Step 2: Convert to fraction form
    106,749.96/147,322.59 = 59,002.29/x
  3. Step 3: Cross multiply
    106,749.96x = 147,322.59 × 59,002.29
  4. Step 4: Simplify right side
    106,749.96x = 8,692,370,178.73
  5. Step 5: Solve for x
    x = 8,692,370,178.73/106,749.96
  6. Step 6: Final answer
    x = 81,427.39

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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.