Home / 61,761.51-85,199.58-39,062.27

Finding the Fourth Proportional to 61,761.51, 85,199.58 and 39,062.27

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Solution

The fourth proportional to 61,761.51, 85,199.58 and 39,062.27 is: 53,886.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,761.51 : 85,199.58 = 39,062.27 : x
  2. Step 2: Convert to fraction form
    61,761.51/85,199.58 = 39,062.27/x
  3. Step 3: Cross multiply
    61,761.51x = 85,199.58 × 39,062.27
  4. Step 4: Simplify right side
    61,761.51x = 3,328,089,087.72
  5. Step 5: Solve for x
    x = 3,328,089,087.72/61,761.51
  6. Step 6: Final answer
    x = 53,886.14

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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.