Home / 32,785.20-49,080.60-21,704.40

Finding the Fourth Proportional to 32,785.20, 49,080.60 and 21,704.40

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Solution

The fourth proportional to 32,785.20, 49,080.60 and 21,704.40 is: 32,492.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,785.20 : 49,080.60 = 21,704.40 : x
  2. Step 2: Convert to fraction form
    32,785.20/49,080.60 = 21,704.40/x
  3. Step 3: Cross multiply
    32,785.20x = 49,080.60 × 21,704.40
  4. Step 4: Simplify right side
    32,785.20x = 1,065,264,974.64
  5. Step 5: Solve for x
    x = 1,065,264,974.64/32,785.20
  6. Step 6: Final answer
    x = 32,492.25

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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.