Home / 159,038.03-238,550.90-53,857.00

Finding the Fourth Proportional to 159,038.03, 238,550.90 and 53,857.00

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Solution

The fourth proportional to 159,038.03, 238,550.90 and 53,857.00 is: 80,783.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,038.03 : 238,550.90 = 53,857.00 : x
  2. Step 2: Convert to fraction form
    159,038.03/238,550.90 = 53,857.00/x
  3. Step 3: Cross multiply
    159,038.03x = 238,550.90 × 53,857.00
  4. Step 4: Simplify right side
    159,038.03x = 12,847,636,001.68
  5. Step 5: Solve for x
    x = 12,847,636,001.68/159,038.03
  6. Step 6: Final answer
    x = 80,783.42

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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.