Home / 236,631.70-354,621.93-103,623.22

Finding the Fourth Proportional to 236,631.70, 354,621.93 and 103,623.22

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Solution

The fourth proportional to 236,631.70, 354,621.93 and 103,623.22 is: 155,292.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,631.70 : 354,621.93 = 103,623.22 : x
  2. Step 2: Convert to fraction form
    236,631.70/354,621.93 = 103,623.22/x
  3. Step 3: Cross multiply
    236,631.70x = 354,621.93 × 103,623.22
  4. Step 4: Simplify right side
    236,631.70x = 36,747,066,269.21
  5. Step 5: Solve for x
    x = 36,747,066,269.21/236,631.70
  6. Step 6: Final answer
    x = 155,292.24

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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.