Home / 209,848.22-289,581.54-119,203.92

Finding the Fourth Proportional to 209,848.22, 289,581.54 and 119,203.92

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Solution

The fourth proportional to 209,848.22, 289,581.54 and 119,203.92 is: 164,496.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,848.22 : 289,581.54 = 119,203.92 : x
  2. Step 2: Convert to fraction form
    209,848.22/289,581.54 = 119,203.92/x
  3. Step 3: Cross multiply
    209,848.22x = 289,581.54 × 119,203.92
  4. Step 4: Simplify right side
    209,848.22x = 34,519,254,727.64
  5. Step 5: Solve for x
    x = 34,519,254,727.64/209,848.22
  6. Step 6: Final answer
    x = 164,496.30

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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.