Home / 168,970.94-233,164.10-100,974.42

Finding the Fourth Proportional to 168,970.94, 233,164.10 and 100,974.42

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Solution

The fourth proportional to 168,970.94, 233,164.10 and 100,974.42 is: 139,335.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,970.94 : 233,164.10 = 100,974.42 : x
  2. Step 2: Convert to fraction form
    168,970.94/233,164.10 = 100,974.42/x
  3. Step 3: Cross multiply
    168,970.94x = 233,164.10 × 100,974.42
  4. Step 4: Simplify right side
    168,970.94x = 23,543,609,762.32
  5. Step 5: Solve for x
    x = 23,543,609,762.32/168,970.94
  6. Step 6: Final answer
    x = 139,335.26

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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.