Home / 248,740.48-373,220.64-130,383.52

Finding the Fourth Proportional to 248,740.48, 373,220.64 and 130,383.52

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Solution

The fourth proportional to 248,740.48, 373,220.64 and 130,383.52 is: 195,632.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,740.48 : 373,220.64 = 130,383.52 : x
  2. Step 2: Convert to fraction form
    248,740.48/373,220.64 = 130,383.52/x
  3. Step 3: Cross multiply
    248,740.48x = 373,220.64 × 130,383.52
  4. Step 4: Simplify right side
    248,740.48x = 48,661,820,779.85
  5. Step 5: Solve for x
    x = 48,661,820,779.85/248,740.48
  6. Step 6: Final answer
    x = 195,632.90

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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.