Home / 69,799.83-104,532.57-38,162.40

Finding the Fourth Proportional to 69,799.83, 104,532.57 and 38,162.40

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Solution

The fourth proportional to 69,799.83, 104,532.57 and 38,162.40 is: 57,152.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,799.83 : 104,532.57 = 38,162.40 : x
  2. Step 2: Convert to fraction form
    69,799.83/104,532.57 = 38,162.40/x
  3. Step 3: Cross multiply
    69,799.83x = 104,532.57 × 38,162.40
  4. Step 4: Simplify right side
    69,799.83x = 3,989,213,749.37
  5. Step 5: Solve for x
    x = 3,989,213,749.37/69,799.83
  6. Step 6: Final answer
    x = 57,152.20

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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.