Home / 53,603.52-74,311.67-50,759.63

Finding the Fourth Proportional to 53,603.52, 74,311.67 and 50,759.63

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Solution

The fourth proportional to 53,603.52, 74,311.67 and 50,759.63 is: 70,369.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,603.52 : 74,311.67 = 50,759.63 : x
  2. Step 2: Convert to fraction form
    53,603.52/74,311.67 = 50,759.63/x
  3. Step 3: Cross multiply
    53,603.52x = 74,311.67 × 50,759.63
  4. Step 4: Simplify right side
    53,603.52x = 3,772,032,873.88
  5. Step 5: Solve for x
    x = 3,772,032,873.88/53,603.52
  6. Step 6: Final answer
    x = 70,369.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.