Home / 74,525.07-111,787.68-30,152.22

Finding the Fourth Proportional to 74,525.07, 111,787.68 and 30,152.22

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Solution

The fourth proportional to 74,525.07, 111,787.68 and 30,152.22 is: 45,228.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,525.07 : 111,787.68 = 30,152.22 : x
  2. Step 2: Convert to fraction form
    74,525.07/111,787.68 = 30,152.22/x
  3. Step 3: Cross multiply
    74,525.07x = 111,787.68 × 30,152.22
  4. Step 4: Simplify right side
    74,525.07x = 3,370,646,720.65
  5. Step 5: Solve for x
    x = 3,370,646,720.65/74,525.07
  6. Step 6: Final answer
    x = 45,228.36

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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.