Home / 90,317.73-124,629.88-50,030.63

Finding the Fourth Proportional to 90,317.73, 124,629.88 and 50,030.63

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Solution

The fourth proportional to 90,317.73, 124,629.88 and 50,030.63 is: 69,037.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,317.73 : 124,629.88 = 50,030.63 : x
  2. Step 2: Convert to fraction form
    90,317.73/124,629.88 = 50,030.63/x
  3. Step 3: Cross multiply
    90,317.73x = 124,629.88 × 50,030.63
  4. Step 4: Simplify right side
    90,317.73x = 6,235,311,413.22
  5. Step 5: Solve for x
    x = 6,235,311,413.22/90,317.73
  6. Step 6: Final answer
    x = 69,037.51

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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.