Home / 42,172.11-58,157.73-27,069.39

Finding the Fourth Proportional to 42,172.11, 58,157.73 and 27,069.39

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Solution

The fourth proportional to 42,172.11, 58,157.73 and 27,069.39 is: 37,330.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,172.11 : 58,157.73 = 27,069.39 : x
  2. Step 2: Convert to fraction form
    42,172.11/58,157.73 = 27,069.39/x
  3. Step 3: Cross multiply
    42,172.11x = 58,157.73 × 27,069.39
  4. Step 4: Simplify right side
    42,172.11x = 1,574,294,274.88
  5. Step 5: Solve for x
    x = 1,574,294,274.88/42,172.11
  6. Step 6: Final answer
    x = 37,330.22

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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.