Home / 223,390.15-335,085.23-156,905.35

Finding the Fourth Proportional to 223,390.15, 335,085.23 and 156,905.35

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Solution

The fourth proportional to 223,390.15, 335,085.23 and 156,905.35 is: 235,358.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,390.15 : 335,085.23 = 156,905.35 : x
  2. Step 2: Convert to fraction form
    223,390.15/335,085.23 = 156,905.35/x
  3. Step 3: Cross multiply
    223,390.15x = 335,085.23 × 156,905.35
  4. Step 4: Simplify right side
    223,390.15x = 52,576,665,292.98
  5. Step 5: Solve for x
    x = 52,576,665,292.98/223,390.15
  6. Step 6: Final answer
    x = 235,358.03

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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.