Home / 195,143.34-292,715.73-47,399.34

Finding the Fourth Proportional to 195,143.34, 292,715.73 and 47,399.34

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Solution

The fourth proportional to 195,143.34, 292,715.73 and 47,399.34 is: 71,099.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,143.34 : 292,715.73 = 47,399.34 : x
  2. Step 2: Convert to fraction form
    195,143.34/292,715.73 = 47,399.34/x
  3. Step 3: Cross multiply
    195,143.34x = 292,715.73 × 47,399.34
  4. Step 4: Simplify right side
    195,143.34x = 13,874,532,409.62
  5. Step 5: Solve for x
    x = 13,874,532,409.62/195,143.34
  6. Step 6: Final answer
    x = 71,099.18

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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.