Home / 51,962.67-71,708.40-28,089.36

Finding the Fourth Proportional to 51,962.67, 71,708.40 and 28,089.36

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Solution

The fourth proportional to 51,962.67, 71,708.40 and 28,089.36 is: 38,763.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,962.67 : 71,708.40 = 28,089.36 : x
  2. Step 2: Convert to fraction form
    51,962.67/71,708.40 = 28,089.36/x
  3. Step 3: Cross multiply
    51,962.67x = 71,708.40 × 28,089.36
  4. Step 4: Simplify right side
    51,962.67x = 2,014,243,062.62
  5. Step 5: Solve for x
    x = 2,014,243,062.62/51,962.67
  6. Step 6: Final answer
    x = 38,763.27

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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.