Home / 61,749.26-85,166.96-53,150.07

Finding the Fourth Proportional to 61,749.26, 85,166.96 and 53,150.07

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Solution

The fourth proportional to 61,749.26, 85,166.96 and 53,150.07 is: 73,306.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,749.26 : 85,166.96 = 53,150.07 : x
  2. Step 2: Convert to fraction form
    61,749.26/85,166.96 = 53,150.07/x
  3. Step 3: Cross multiply
    61,749.26x = 85,166.96 × 53,150.07
  4. Step 4: Simplify right side
    61,749.26x = 4,526,630,053.98
  5. Step 5: Solve for x
    x = 4,526,630,053.98/61,749.26
  6. Step 6: Final answer
    x = 73,306.63

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1.5x scale

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.