Home / 236,541.10-354,702.30-103,352.80

Finding the Fourth Proportional to 236,541.10, 354,702.30 and 103,352.80

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Solution

The fourth proportional to 236,541.10, 354,702.30 and 103,352.80 is: 154,981.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,541.10 : 354,702.30 = 103,352.80 : x
  2. Step 2: Convert to fraction form
    236,541.10/354,702.30 = 103,352.80/x
  3. Step 3: Cross multiply
    236,541.10x = 354,702.30 × 103,352.80
  4. Step 4: Simplify right side
    236,541.10x = 36,659,475,871.44
  5. Step 5: Solve for x
    x = 36,659,475,871.44/236,541.10
  6. Step 6: Final answer
    x = 154,981.42

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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.