Home / 248,977.80-373,515.30-99,192.60

Finding the Fourth Proportional to 248,977.80, 373,515.30 and 99,192.60

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Solution

The fourth proportional to 248,977.80, 373,515.30 and 99,192.60 is: 148,808.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,977.80 : 373,515.30 = 99,192.60 : x
  2. Step 2: Convert to fraction form
    248,977.80/373,515.30 = 99,192.60/x
  3. Step 3: Cross multiply
    248,977.80x = 373,515.30 × 99,192.60
  4. Step 4: Simplify right side
    248,977.80x = 37,049,953,746.78
  5. Step 5: Solve for x
    x = 37,049,953,746.78/248,977.80
  6. Step 6: Final answer
    x = 148,808.26

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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.