Home / 134,522.82-201,679.60-87,037.58

Finding the Fourth Proportional to 134,522.82, 201,679.60 and 87,037.58

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Solution

The fourth proportional to 134,522.82, 201,679.60 and 87,037.58 is: 130,488.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,522.82 : 201,679.60 = 87,037.58 : x
  2. Step 2: Convert to fraction form
    134,522.82/201,679.60 = 87,037.58/x
  3. Step 3: Cross multiply
    134,522.82x = 201,679.60 × 87,037.58
  4. Step 4: Simplify right side
    134,522.82x = 17,553,704,319.37
  5. Step 5: Solve for x
    x = 17,553,704,319.37/134,522.82
  6. Step 6: Final answer
    x = 130,488.67

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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.