Home / 85,289.23-117,693.81-47,049.22

Finding the Fourth Proportional to 85,289.23, 117,693.81 and 47,049.22

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Solution

The fourth proportional to 85,289.23, 117,693.81 and 47,049.22 is: 64,924.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,289.23 : 117,693.81 = 47,049.22 : x
  2. Step 2: Convert to fraction form
    85,289.23/117,693.81 = 47,049.22/x
  3. Step 3: Cross multiply
    85,289.23x = 117,693.81 × 47,049.22
  4. Step 4: Simplify right side
    85,289.23x = 5,537,401,959.33
  5. Step 5: Solve for x
    x = 5,537,401,959.33/85,289.23
  6. Step 6: Final answer
    x = 64,924.98

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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.