Home / 50,220.96-69,283.04-31,095.60

Finding the Fourth Proportional to 50,220.96, 69,283.04 and 31,095.60

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Solution

The fourth proportional to 50,220.96, 69,283.04 and 31,095.60 is: 42,898.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,220.96 : 69,283.04 = 31,095.60 : x
  2. Step 2: Convert to fraction form
    50,220.96/69,283.04 = 31,095.60/x
  3. Step 3: Cross multiply
    50,220.96x = 69,283.04 × 31,095.60
  4. Step 4: Simplify right side
    50,220.96x = 2,154,397,698.62
  5. Step 5: Solve for x
    x = 2,154,397,698.62/50,220.96
  6. Step 6: Final answer
    x = 42,898.38

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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.