Home / 176,252.49-243,202.77-100,786.41

Finding the Fourth Proportional to 176,252.49, 243,202.77 and 100,786.41

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Solution

The fourth proportional to 176,252.49, 243,202.77 and 100,786.41 is: 139,070.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,252.49 : 243,202.77 = 100,786.41 : x
  2. Step 2: Convert to fraction form
    176,252.49/243,202.77 = 100,786.41/x
  3. Step 3: Cross multiply
    176,252.49x = 243,202.77 × 100,786.41
  4. Step 4: Simplify right side
    176,252.49x = 24,511,534,090.36
  5. Step 5: Solve for x
    x = 24,511,534,090.36/176,252.49
  6. Step 6: Final answer
    x = 139,070.57

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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.