Home / 213,650.85-294,836.32-118,155.50

Finding the Fourth Proportional to 213,650.85, 294,836.32 and 118,155.50

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Solution

The fourth proportional to 213,650.85, 294,836.32 and 118,155.50 is: 163,053.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,650.85 : 294,836.32 = 118,155.50 : x
  2. Step 2: Convert to fraction form
    213,650.85/294,836.32 = 118,155.50/x
  3. Step 3: Cross multiply
    213,650.85x = 294,836.32 × 118,155.50
  4. Step 4: Simplify right side
    213,650.85x = 34,836,532,807.76
  5. Step 5: Solve for x
    x = 34,836,532,807.76/213,650.85
  6. Step 6: Final answer
    x = 163,053.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.