Home / 210,112.93-289,969.55-119,477.33

Finding the Fourth Proportional to 210,112.93, 289,969.55 and 119,477.33

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Solution

The fourth proportional to 210,112.93, 289,969.55 and 119,477.33 is: 164,886.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,112.93 : 289,969.55 = 119,477.33 : x
  2. Step 2: Convert to fraction form
    210,112.93/289,969.55 = 119,477.33/x
  3. Step 3: Cross multiply
    210,112.93x = 289,969.55 × 119,477.33
  4. Step 4: Simplify right side
    210,112.93x = 34,644,787,615.30
  5. Step 5: Solve for x
    x = 34,644,787,615.30/210,112.93
  6. Step 6: Final answer
    x = 164,886.51

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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.