Home / 50,907.50-76,365.73-18,886.94

Finding the Fourth Proportional to 50,907.50, 76,365.73 and 18,886.94

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Solution

The fourth proportional to 50,907.50, 76,365.73 and 18,886.94 is: 28,332.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,907.50 : 76,365.73 = 18,886.94 : x
  2. Step 2: Convert to fraction form
    50,907.50/76,365.73 = 18,886.94/x
  3. Step 3: Cross multiply
    50,907.50x = 76,365.73 × 18,886.94
  4. Step 4: Simplify right side
    50,907.50x = 1,442,314,888.72
  5. Step 5: Solve for x
    x = 1,442,314,888.72/50,907.50
  6. Step 6: Final answer
    x = 28,332.07

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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.