Home / 209,844.11-289,574.01-119,188.10

Finding the Fourth Proportional to 209,844.11, 289,574.01 and 119,188.10

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Solution

The fourth proportional to 209,844.11, 289,574.01 and 119,188.10 is: 164,473.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,844.11 : 289,574.01 = 119,188.10 : x
  2. Step 2: Convert to fraction form
    209,844.11/289,574.01 = 119,188.10/x
  3. Step 3: Cross multiply
    209,844.11x = 289,574.01 × 119,188.10
  4. Step 4: Simplify right side
    209,844.11x = 34,513,774,613.41
  5. Step 5: Solve for x
    x = 34,513,774,613.41/209,844.11
  6. Step 6: Final answer
    x = 164,473.41

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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.