Home / 53,104.40-79,656.60-50,829.20

Finding the Fourth Proportional to 53,104.40, 79,656.60 and 50,829.20

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Solution

The fourth proportional to 53,104.40, 79,656.60 and 50,829.20 is: 76,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,104.40 : 79,656.60 = 50,829.20 : x
  2. Step 2: Convert to fraction form
    53,104.40/79,656.60 = 50,829.20/x
  3. Step 3: Cross multiply
    53,104.40x = 79,656.60 × 50,829.20
  4. Step 4: Simplify right side
    53,104.40x = 4,048,881,252.72
  5. Step 5: Solve for x
    x = 4,048,881,252.72/53,104.40
  6. Step 6: Final answer
    x = 76,243.80

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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.