Home / 130,686.62-196,029.72-37,192.37

Finding the Fourth Proportional to 130,686.62, 196,029.72 and 37,192.37

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Solution

The fourth proportional to 130,686.62, 196,029.72 and 37,192.37 is: 55,788.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,686.62 : 196,029.72 = 37,192.37 : x
  2. Step 2: Convert to fraction form
    130,686.62/196,029.72 = 37,192.37/x
  3. Step 3: Cross multiply
    130,686.62x = 196,029.72 × 37,192.37
  4. Step 4: Simplify right side
    130,686.62x = 7,290,808,897.09
  5. Step 5: Solve for x
    x = 7,290,808,897.09/130,686.62
  6. Step 6: Final answer
    x = 55,788.49

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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.