Home / 63,432.77-87,530.13-35,131.37

Finding the Fourth Proportional to 63,432.77, 87,530.13 and 35,131.37

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Solution

The fourth proportional to 63,432.77, 87,530.13 and 35,131.37 is: 48,477.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,432.77 : 87,530.13 = 35,131.37 : x
  2. Step 2: Convert to fraction form
    63,432.77/87,530.13 = 35,131.37/x
  3. Step 3: Cross multiply
    63,432.77x = 87,530.13 × 35,131.37
  4. Step 4: Simplify right side
    63,432.77x = 3,075,052,945.53
  5. Step 5: Solve for x
    x = 3,075,052,945.53/63,432.77
  6. Step 6: Final answer
    x = 48,477.36

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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.