Home / 168,048.23-231,897.80-104,384.75

Finding the Fourth Proportional to 168,048.23, 231,897.80 and 104,384.75

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Solution

The fourth proportional to 168,048.23, 231,897.80 and 104,384.75 is: 144,045.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,048.23 : 231,897.80 = 104,384.75 : x
  2. Step 2: Convert to fraction form
    168,048.23/231,897.80 = 104,384.75/x
  3. Step 3: Cross multiply
    168,048.23x = 231,897.80 × 104,384.75
  4. Step 4: Simplify right side
    168,048.23x = 24,206,592,980.02
  5. Step 5: Solve for x
    x = 24,206,592,980.02/168,048.23
  6. Step 6: Final answer
    x = 144,045.51

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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.