Home / 40,817.56-61,086.54-28,351.64

Finding the Fourth Proportional to 40,817.56, 61,086.54 and 28,351.64

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Solution

The fourth proportional to 40,817.56, 61,086.54 and 28,351.64 is: 42,430.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,817.56 : 61,086.54 = 28,351.64 : x
  2. Step 2: Convert to fraction form
    40,817.56/61,086.54 = 28,351.64/x
  3. Step 3: Cross multiply
    40,817.56x = 61,086.54 × 28,351.64
  4. Step 4: Simplify right side
    40,817.56x = 1,731,903,590.93
  5. Step 5: Solve for x
    x = 1,731,903,590.93/40,817.56
  6. Step 6: Final answer
    x = 42,430.36

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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.