Home / 53,184.95-79,791.26-19,907.58

Finding the Fourth Proportional to 53,184.95, 79,791.26 and 19,907.58

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Solution

The fourth proportional to 53,184.95, 79,791.26 and 19,907.58 is: 29,866.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,184.95 : 79,791.26 = 19,907.58 : x
  2. Step 2: Convert to fraction form
    53,184.95/79,791.26 = 19,907.58/x
  3. Step 3: Cross multiply
    53,184.95x = 79,791.26 × 19,907.58
  4. Step 4: Simplify right side
    53,184.95x = 1,588,450,792.21
  5. Step 5: Solve for x
    x = 1,588,450,792.21/53,184.95
  6. Step 6: Final answer
    x = 29,866.55

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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.