Home / 97,529.72-146,312.82-30,986.60

Finding the Fourth Proportional to 97,529.72, 146,312.82 and 30,986.60

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Solution

The fourth proportional to 97,529.72, 146,312.82 and 30,986.60 is: 46,485.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,529.72 : 146,312.82 = 30,986.60 : x
  2. Step 2: Convert to fraction form
    97,529.72/146,312.82 = 30,986.60/x
  3. Step 3: Cross multiply
    97,529.72x = 146,312.82 × 30,986.60
  4. Step 4: Simplify right side
    97,529.72x = 4,533,736,096.65
  5. Step 5: Solve for x
    x = 4,533,736,096.65/97,529.72
  6. Step 6: Final answer
    x = 46,485.69

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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.