Home / 44,009.52-66,040.20-20,636.16

Finding the Fourth Proportional to 44,009.52, 66,040.20 and 20,636.16

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Solution

The fourth proportional to 44,009.52, 66,040.20 and 20,636.16 is: 30,966.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,009.52 : 66,040.20 = 20,636.16 : x
  2. Step 2: Convert to fraction form
    44,009.52/66,040.20 = 20,636.16/x
  3. Step 3: Cross multiply
    44,009.52x = 66,040.20 × 20,636.16
  4. Step 4: Simplify right side
    44,009.52x = 1,362,816,133.63
  5. Step 5: Solve for x
    x = 1,362,816,133.63/44,009.52
  6. Step 6: Final answer
    x = 30,966.39

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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.