Home / 47,185.56-70,777.80-19,097.97

Finding the Fourth Proportional to 47,185.56, 70,777.80 and 19,097.97

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Solution

The fourth proportional to 47,185.56, 70,777.80 and 19,097.97 is: 28,646.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,185.56 : 70,777.80 = 19,097.97 : x
  2. Step 2: Convert to fraction form
    47,185.56/70,777.80 = 19,097.97/x
  3. Step 3: Cross multiply
    47,185.56x = 70,777.80 × 19,097.97
  4. Step 4: Simplify right side
    47,185.56x = 1,351,712,301.07
  5. Step 5: Solve for x
    x = 1,351,712,301.07/47,185.56
  6. Step 6: Final answer
    x = 28,646.74

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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.