Home / 122,006.96-168,360.40-74,255.03

Finding the Fourth Proportional to 122,006.96, 168,360.40 and 74,255.03

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Solution

The fourth proportional to 122,006.96, 168,360.40 and 74,255.03 is: 102,466.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,006.96 : 168,360.40 = 74,255.03 : x
  2. Step 2: Convert to fraction form
    122,006.96/168,360.40 = 74,255.03/x
  3. Step 3: Cross multiply
    122,006.96x = 168,360.40 × 74,255.03
  4. Step 4: Simplify right side
    122,006.96x = 12,501,606,552.81
  5. Step 5: Solve for x
    x = 12,501,606,552.81/122,006.96
  6. Step 6: Final answer
    x = 102,466.34

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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.