Home / 248,703.16-373,127.64-80,220.12

Finding the Fourth Proportional to 248,703.16, 373,127.64 and 80,220.12

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Solution

The fourth proportional to 248,703.16, 373,127.64 and 80,220.12 is: 120,353.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,703.16 : 373,127.64 = 80,220.12 : x
  2. Step 2: Convert to fraction form
    248,703.16/373,127.64 = 80,220.12/x
  3. Step 3: Cross multiply
    248,703.16x = 373,127.64 × 80,220.12
  4. Step 4: Simplify right side
    248,703.16x = 29,932,344,056.12
  5. Step 5: Solve for x
    x = 29,932,344,056.12/248,703.16
  6. Step 6: Final answer
    x = 120,353.69

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1.5x scale

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.