Home / 189,493.02-261,493.52-104,608.26

Finding the Fourth Proportional to 189,493.02, 261,493.52 and 104,608.26

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Solution

The fourth proportional to 189,493.02, 261,493.52 and 104,608.26 is: 144,355.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,493.02 : 261,493.52 = 104,608.26 : x
  2. Step 2: Convert to fraction form
    189,493.02/261,493.52 = 104,608.26/x
  3. Step 3: Cross multiply
    189,493.02x = 261,493.52 × 104,608.26
  4. Step 4: Simplify right side
    189,493.02x = 27,354,381,605.43
  5. Step 5: Solve for x
    x = 27,354,381,605.43/189,493.02
  6. Step 6: Final answer
    x = 144,355.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.