Home / 39,611.47-54,643.38-26,860.34

Finding the Fourth Proportional to 39,611.47, 54,643.38 and 26,860.34

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Solution

The fourth proportional to 39,611.47, 54,643.38 and 26,860.34 is: 37,053.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,611.47 : 54,643.38 = 26,860.34 : x
  2. Step 2: Convert to fraction form
    39,611.47/54,643.38 = 26,860.34/x
  3. Step 3: Cross multiply
    39,611.47x = 54,643.38 × 26,860.34
  4. Step 4: Simplify right side
    39,611.47x = 1,467,739,765.55
  5. Step 5: Solve for x
    x = 1,467,739,765.55/39,611.47
  6. Step 6: Final answer
    x = 37,053.40

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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.