Home / 156,618.24-216,237.24-92,976.48

Finding the Fourth Proportional to 156,618.24, 216,237.24 and 92,976.48

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Solution

The fourth proportional to 156,618.24, 216,237.24 and 92,976.48 is: 128,369.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,618.24 : 216,237.24 = 92,976.48 : x
  2. Step 2: Convert to fraction form
    156,618.24/216,237.24 = 92,976.48/x
  3. Step 3: Cross multiply
    156,618.24x = 216,237.24 × 92,976.48
  4. Step 4: Simplify right side
    156,618.24x = 20,104,977,420.12
  5. Step 5: Solve for x
    x = 20,104,977,420.12/156,618.24
  6. Step 6: Final answer
    x = 128,369.32

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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.