Home / 69,948.64-96,556.08-51,234.40

Finding the Fourth Proportional to 69,948.64, 96,556.08 and 51,234.40

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Solution

The fourth proportional to 69,948.64, 96,556.08 and 51,234.40 is: 70,723.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,948.64 : 96,556.08 = 51,234.40 : x
  2. Step 2: Convert to fraction form
    69,948.64/96,556.08 = 51,234.40/x
  3. Step 3: Cross multiply
    69,948.64x = 96,556.08 × 51,234.40
  4. Step 4: Simplify right side
    69,948.64x = 4,946,992,825.15
  5. Step 5: Solve for x
    x = 4,946,992,825.15/69,948.64
  6. Step 6: Final answer
    x = 70,723.22

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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.