Home / 213,237.36-294,256.60-122,529.11

Finding the Fourth Proportional to 213,237.36, 294,256.60 and 122,529.11

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Solution

The fourth proportional to 213,237.36, 294,256.60 and 122,529.11 is: 169,083.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,237.36 : 294,256.60 = 122,529.11 : x
  2. Step 2: Convert to fraction form
    213,237.36/294,256.60 = 122,529.11/x
  3. Step 3: Cross multiply
    213,237.36x = 294,256.60 × 122,529.11
  4. Step 4: Simplify right side
    213,237.36x = 36,054,997,532.02
  5. Step 5: Solve for x
    x = 36,054,997,532.02/213,237.36
  6. Step 6: Final answer
    x = 169,083.87

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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.