Home / 60,621.42-83,692.26-40,512.36

Finding the Fourth Proportional to 60,621.42, 83,692.26 and 40,512.36

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Solution

The fourth proportional to 60,621.42, 83,692.26 and 40,512.36 is: 55,930.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,621.42 : 83,692.26 = 40,512.36 : x
  2. Step 2: Convert to fraction form
    60,621.42/83,692.26 = 40,512.36/x
  3. Step 3: Cross multiply
    60,621.42x = 83,692.26 × 40,512.36
  4. Step 4: Simplify right side
    60,621.42x = 3,390,570,966.33
  5. Step 5: Solve for x
    x = 3,390,570,966.33/60,621.42
  6. Step 6: Final answer
    x = 55,930.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.