Home / 236,083.10-354,124.65-156,940.70

Finding the Fourth Proportional to 236,083.10, 354,124.65 and 156,940.70

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Solution

The fourth proportional to 236,083.10, 354,124.65 and 156,940.70 is: 235,411.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,083.10 : 354,124.65 = 156,940.70 : x
  2. Step 2: Convert to fraction form
    236,083.10/354,124.65 = 156,940.70/x
  3. Step 3: Cross multiply
    236,083.10x = 354,124.65 × 156,940.70
  4. Step 4: Simplify right side
    236,083.10x = 55,576,570,458.26
  5. Step 5: Solve for x
    x = 55,576,570,458.26/236,083.10
  6. Step 6: Final answer
    x = 235,411.05

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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.