Home / 223,485.11-335,220.20-97,125.36

Finding the Fourth Proportional to 223,485.11, 335,220.20 and 97,125.36

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Solution

The fourth proportional to 223,485.11, 335,220.20 and 97,125.36 is: 145,684.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,485.11 : 335,220.20 = 97,125.36 : x
  2. Step 2: Convert to fraction form
    223,485.11/335,220.20 = 97,125.36/x
  3. Step 3: Cross multiply
    223,485.11x = 335,220.20 × 97,125.36
  4. Step 4: Simplify right side
    223,485.11x = 32,558,382,118.65
  5. Step 5: Solve for x
    x = 32,558,382,118.65/223,485.11
  6. Step 6: Final answer
    x = 145,684.80

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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.