Home / 168,441.90-232,525.80-111,115.32

Finding the Fourth Proportional to 168,441.90, 232,525.80 and 111,115.32

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Solution

The fourth proportional to 168,441.90, 232,525.80 and 111,115.32 is: 153,389.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,441.90 : 232,525.80 = 111,115.32 : x
  2. Step 2: Convert to fraction form
    168,441.90/232,525.80 = 111,115.32/x
  3. Step 3: Cross multiply
    168,441.90x = 232,525.80 × 111,115.32
  4. Step 4: Simplify right side
    168,441.90x = 25,837,178,675.26
  5. Step 5: Solve for x
    x = 25,837,178,675.26/168,441.90
  6. Step 6: Final answer
    x = 153,389.26

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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.