Home / 74,800.87-103,238.55-44,588.12

Finding the Fourth Proportional to 74,800.87, 103,238.55 and 44,588.12

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Solution

The fourth proportional to 74,800.87, 103,238.55 and 44,588.12 is: 61,539.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,800.87 : 103,238.55 = 44,588.12 : x
  2. Step 2: Convert to fraction form
    74,800.87/103,238.55 = 44,588.12/x
  3. Step 3: Cross multiply
    74,800.87x = 103,238.55 × 44,588.12
  4. Step 4: Simplify right side
    74,800.87x = 4,603,212,920.55
  5. Step 5: Solve for x
    x = 4,603,212,920.55/74,800.87
  6. Step 6: Final answer
    x = 61,539.57

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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.