Home / 156,827.16-216,273.90-120,960.36

Finding the Fourth Proportional to 156,827.16, 216,273.90 and 120,960.36

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Solution

The fourth proportional to 156,827.16, 216,273.90 and 120,960.36 is: 166,811.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,827.16 : 216,273.90 = 120,960.36 : x
  2. Step 2: Convert to fraction form
    156,827.16/216,273.90 = 120,960.36/x
  3. Step 3: Cross multiply
    156,827.16x = 216,273.90 × 120,960.36
  4. Step 4: Simplify right side
    156,827.16x = 26,160,568,802.60
  5. Step 5: Solve for x
    x = 26,160,568,802.60/156,827.16
  6. Step 6: Final answer
    x = 166,811.47

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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.