Home / 118,871.20-164,059.07-73,563.77

Finding the Fourth Proportional to 118,871.20, 164,059.07 and 73,563.77

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Solution

The fourth proportional to 118,871.20, 164,059.07 and 73,563.77 is: 101,528.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,871.20 : 164,059.07 = 73,563.77 : x
  2. Step 2: Convert to fraction form
    118,871.20/164,059.07 = 73,563.77/x
  3. Step 3: Cross multiply
    118,871.20x = 164,059.07 × 73,563.77
  4. Step 4: Simplify right side
    118,871.20x = 12,068,803,691.89
  5. Step 5: Solve for x
    x = 12,068,803,691.89/118,871.20
  6. Step 6: Final answer
    x = 101,528.41

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1.5x scale

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.