Home / 112,020.16-168,030.23-33,128.24

Finding the Fourth Proportional to 112,020.16, 168,030.23 and 33,128.24

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Solution

The fourth proportional to 112,020.16, 168,030.23 and 33,128.24 is: 49,692.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,020.16 : 168,030.23 = 33,128.24 : x
  2. Step 2: Convert to fraction form
    112,020.16/168,030.23 = 33,128.24/x
  3. Step 3: Cross multiply
    112,020.16x = 168,030.23 × 33,128.24
  4. Step 4: Simplify right side
    112,020.16x = 5,566,545,786.70
  5. Step 5: Solve for x
    x = 5,566,545,786.70/112,020.16
  6. Step 6: Final answer
    x = 49,692.36

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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.