Home / 74,737.48-112,104.44-18,577.74

Finding the Fourth Proportional to 74,737.48, 112,104.44 and 18,577.74

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Solution

The fourth proportional to 74,737.48, 112,104.44 and 18,577.74 is: 27,866.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,737.48 : 112,104.44 = 18,577.74 : x
  2. Step 2: Convert to fraction form
    74,737.48/112,104.44 = 18,577.74/x
  3. Step 3: Cross multiply
    74,737.48x = 112,104.44 × 18,577.74
  4. Step 4: Simplify right side
    74,737.48x = 2,082,647,139.17
  5. Step 5: Solve for x
    x = 2,082,647,139.17/74,737.48
  6. Step 6: Final answer
    x = 27,866.17

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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.