Home / 57,030.26-85,555.67-19,580.67

Finding the Fourth Proportional to 57,030.26, 85,555.67 and 19,580.67

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Solution

The fourth proportional to 57,030.26, 85,555.67 and 19,580.67 is: 29,374.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,030.26 : 85,555.67 = 19,580.67 : x
  2. Step 2: Convert to fraction form
    57,030.26/85,555.67 = 19,580.67/x
  3. Step 3: Cross multiply
    57,030.26x = 85,555.67 × 19,580.67
  4. Step 4: Simplify right side
    57,030.26x = 1,675,237,243.00
  5. Step 5: Solve for x
    x = 1,675,237,243.00/57,030.26
  6. Step 6: Final answer
    x = 29,374.54

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1.5x scale

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.