Home / 53,203.16-73,399.80-30,533.96

Finding the Fourth Proportional to 53,203.16, 73,399.80 and 30,533.96

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Solution

The fourth proportional to 53,203.16, 73,399.80 and 30,533.96 is: 42,125.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,203.16 : 73,399.80 = 30,533.96 : x
  2. Step 2: Convert to fraction form
    53,203.16/73,399.80 = 30,533.96/x
  3. Step 3: Cross multiply
    53,203.16x = 73,399.80 × 30,533.96
  4. Step 4: Simplify right side
    53,203.16x = 2,241,186,557.21
  5. Step 5: Solve for x
    x = 2,241,186,557.21/53,203.16
  6. Step 6: Final answer
    x = 42,125.06

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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.