Home / 182,001.80-272,873.10-69,638.60

Finding the Fourth Proportional to 182,001.80, 272,873.10 and 69,638.60

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Solution

The fourth proportional to 182,001.80, 272,873.10 and 69,638.60 is: 104,408.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,001.80 : 272,873.10 = 69,638.60 : x
  2. Step 2: Convert to fraction form
    182,001.80/272,873.10 = 69,638.60/x
  3. Step 3: Cross multiply
    182,001.80x = 272,873.10 × 69,638.60
  4. Step 4: Simplify right side
    182,001.80x = 19,002,500,661.66
  5. Step 5: Solve for x
    x = 19,002,500,661.66/182,001.80
  6. Step 6: Final answer
    x = 104,408.31

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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.