Home / 99,050.82-148,598.09-36,721.32

Finding the Fourth Proportional to 99,050.82, 148,598.09 and 36,721.32

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Solution

The fourth proportional to 99,050.82, 148,598.09 and 36,721.32 is: 55,090.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,050.82 : 148,598.09 = 36,721.32 : x
  2. Step 2: Convert to fraction form
    99,050.82/148,598.09 = 36,721.32/x
  3. Step 3: Cross multiply
    99,050.82x = 148,598.09 × 36,721.32
  4. Step 4: Simplify right side
    99,050.82x = 5,456,718,014.28
  5. Step 5: Solve for x
    x = 5,456,718,014.28/99,050.82
  6. Step 6: Final answer
    x = 55,090.08

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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.