Home / 40,199.83-60,302.25-13,543.60

Finding the Fourth Proportional to 40,199.83, 60,302.25 and 13,543.60

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Solution

The fourth proportional to 40,199.83, 60,302.25 and 13,543.60 is: 20,316.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,199.83 : 60,302.25 = 13,543.60 : x
  2. Step 2: Convert to fraction form
    40,199.83/60,302.25 = 13,543.60/x
  3. Step 3: Cross multiply
    40,199.83x = 60,302.25 × 13,543.60
  4. Step 4: Simplify right side
    40,199.83x = 816,709,577.69
  5. Step 5: Solve for x
    x = 816,709,577.69/40,199.83
  6. Step 6: Final answer
    x = 20,316.25

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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.