Home / 156,969.02-235,448.24-68,222.54

Finding the Fourth Proportional to 156,969.02, 235,448.24 and 68,222.54

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Solution

The fourth proportional to 156,969.02, 235,448.24 and 68,222.54 is: 102,331.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,969.02 : 235,448.24 = 68,222.54 : x
  2. Step 2: Convert to fraction form
    156,969.02/235,448.24 = 68,222.54/x
  3. Step 3: Cross multiply
    156,969.02x = 235,448.24 × 68,222.54
  4. Step 4: Simplify right side
    156,969.02x = 16,062,875,452.98
  5. Step 5: Solve for x
    x = 16,062,875,452.98/156,969.02
  6. Step 6: Final answer
    x = 102,331.50

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1.5x scale

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.