Home / 133,048.90-199,612.23-39,556.90

Finding the Fourth Proportional to 133,048.90, 199,612.23 and 39,556.90

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Solution

The fourth proportional to 133,048.90, 199,612.23 and 39,556.90 is: 59,346.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,048.90 : 199,612.23 = 39,556.90 : x
  2. Step 2: Convert to fraction form
    133,048.90/199,612.23 = 39,556.90/x
  3. Step 3: Cross multiply
    133,048.90x = 199,612.23 × 39,556.90
  4. Step 4: Simplify right side
    133,048.90x = 7,896,041,020.89
  5. Step 5: Solve for x
    x = 7,896,041,020.89/133,048.90
  6. Step 6: Final answer
    x = 59,346.91

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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.