Home / 66,609.14-99,427.79-58,201.50

Finding the Fourth Proportional to 66,609.14, 99,427.79 and 58,201.50

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Solution

The fourth proportional to 66,609.14, 99,427.79 and 58,201.50 is: 86,877.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,609.14 : 99,427.79 = 58,201.50 : x
  2. Step 2: Convert to fraction form
    66,609.14/99,427.79 = 58,201.50/x
  3. Step 3: Cross multiply
    66,609.14x = 99,427.79 × 58,201.50
  4. Step 4: Simplify right side
    66,609.14x = 5,786,846,228.68
  5. Step 5: Solve for x
    x = 5,786,846,228.68/66,609.14
  6. Step 6: Final answer
    x = 86,877.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.