Home / 43,602.34-65,397.13-20,801.04

Finding the Fourth Proportional to 43,602.34, 65,397.13 and 20,801.04

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Solution

The fourth proportional to 43,602.34, 65,397.13 and 20,801.04 is: 31,198.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,602.34 : 65,397.13 = 20,801.04 : x
  2. Step 2: Convert to fraction form
    43,602.34/65,397.13 = 20,801.04/x
  3. Step 3: Cross multiply
    43,602.34x = 65,397.13 × 20,801.04
  4. Step 4: Simplify right side
    43,602.34x = 1,360,328,588.26
  5. Step 5: Solve for x
    x = 1,360,328,588.26/43,602.34
  6. Step 6: Final answer
    x = 31,198.52

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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.