Home / 534,986.60-802,595.10-161,047.40

Finding the Fourth Proportional to 534,986.60, 802,595.10 and 161,047.40

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Solution

The fourth proportional to 534,986.60, 802,595.10 and 161,047.40 is: 241,605.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,986.60 : 802,595.10 = 161,047.40 : x
  2. Step 2: Convert to fraction form
    534,986.60/802,595.10 = 161,047.40/x
  3. Step 3: Cross multiply
    534,986.60x = 802,595.10 × 161,047.40
  4. Step 4: Simplify right side
    534,986.60x = 129,255,854,107.74
  5. Step 5: Solve for x
    x = 129,255,854,107.74/534,986.60
  6. Step 6: Final answer
    x = 241,605.78

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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.