Home / 142,185.63-213,333.30-101,704.89

Finding the Fourth Proportional to 142,185.63, 213,333.30 and 101,704.89

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Solution

The fourth proportional to 142,185.63, 213,333.30 and 101,704.89 is: 152,596.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,185.63 : 213,333.30 = 101,704.89 : x
  2. Step 2: Convert to fraction form
    142,185.63/213,333.30 = 101,704.89/x
  3. Step 3: Cross multiply
    142,185.63x = 213,333.30 × 101,704.89
  4. Step 4: Simplify right side
    142,185.63x = 21,697,039,809.84
  5. Step 5: Solve for x
    x = 21,697,039,809.84/142,185.63
  6. Step 6: Final answer
    x = 152,596.57

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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.