Home / 152,027.10-209,795.99-84,048.30

Finding the Fourth Proportional to 152,027.10, 209,795.99 and 84,048.30

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Solution

The fourth proportional to 152,027.10, 209,795.99 and 84,048.30 is: 115,985.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,027.10 : 209,795.99 = 84,048.30 : x
  2. Step 2: Convert to fraction form
    152,027.10/209,795.99 = 84,048.30/x
  3. Step 3: Cross multiply
    152,027.10x = 209,795.99 × 84,048.30
  4. Step 4: Simplify right side
    152,027.10x = 17,632,996,306.32
  5. Step 5: Solve for x
    x = 17,632,996,306.32/152,027.10
  6. Step 6: Final answer
    x = 115,985.88

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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.