Home / 248,038.24-372,140.74-98,321.69

Finding the Fourth Proportional to 248,038.24, 372,140.74 and 98,321.69

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Solution

The fourth proportional to 248,038.24, 372,140.74 and 98,321.69 is: 147,515.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,038.24 : 372,140.74 = 98,321.69 : x
  2. Step 2: Convert to fraction form
    248,038.24/372,140.74 = 98,321.69/x
  3. Step 3: Cross multiply
    248,038.24x = 372,140.74 × 98,321.69
  4. Step 4: Simplify right side
    248,038.24x = 36,589,506,474.65
  5. Step 5: Solve for x
    x = 36,589,506,474.65/248,038.24
  6. Step 6: Final answer
    x = 147,515.59

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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.