Home / 112,239.18-168,240.42-37,339.32

Finding the Fourth Proportional to 112,239.18, 168,240.42 and 37,339.32

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Solution

The fourth proportional to 112,239.18, 168,240.42 and 37,339.32 is: 55,969.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,239.18 : 168,240.42 = 37,339.32 : x
  2. Step 2: Convert to fraction form
    112,239.18/168,240.42 = 37,339.32/x
  3. Step 3: Cross multiply
    112,239.18x = 168,240.42 × 37,339.32
  4. Step 4: Simplify right side
    112,239.18x = 6,281,982,879.31
  5. Step 5: Solve for x
    x = 6,281,982,879.31/112,239.18
  6. Step 6: Final answer
    x = 55,969.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.