Home / 53,607.51-73,981.72-30,950.66

Finding the Fourth Proportional to 53,607.51, 73,981.72 and 30,950.66

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Solution

The fourth proportional to 53,607.51, 73,981.72 and 30,950.66 is: 42,713.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,607.51 : 73,981.72 = 30,950.66 : x
  2. Step 2: Convert to fraction form
    53,607.51/73,981.72 = 30,950.66/x
  3. Step 3: Cross multiply
    53,607.51x = 73,981.72 × 30,950.66
  4. Step 4: Simplify right side
    53,607.51x = 2,289,782,692.03
  5. Step 5: Solve for x
    x = 2,289,782,692.03/53,607.51
  6. Step 6: Final answer
    x = 42,713.84

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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.