Home / 291,020.58-436,731.30-101,482.38

Finding the Fourth Proportional to 291,020.58, 436,731.30 and 101,482.38

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Solution

The fourth proportional to 291,020.58, 436,731.30 and 101,482.38 is: 152,293.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,020.58 : 436,731.30 = 101,482.38 : x
  2. Step 2: Convert to fraction form
    291,020.58/436,731.30 = 101,482.38/x
  3. Step 3: Cross multiply
    291,020.58x = 436,731.30 × 101,482.38
  4. Step 4: Simplify right side
    291,020.58x = 44,320,531,744.49
  5. Step 5: Solve for x
    x = 44,320,531,744.49/291,020.58
  6. Step 6: Final answer
    x = 152,293.46

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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.