Home / 168,436.90-232,518.90-111,110.32

Finding the Fourth Proportional to 168,436.90, 232,518.90 and 111,110.32

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Solution

The fourth proportional to 168,436.90, 232,518.90 and 111,110.32 is: 153,382.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,436.90 : 232,518.90 = 111,110.32 : x
  2. Step 2: Convert to fraction form
    168,436.90/232,518.90 = 111,110.32/x
  3. Step 3: Cross multiply
    168,436.90x = 232,518.90 × 111,110.32
  4. Step 4: Simplify right side
    168,436.90x = 25,835,249,385.05
  5. Step 5: Solve for x
    x = 25,835,249,385.05/168,436.90
  6. Step 6: Final answer
    x = 153,382.36

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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.