Home / 156,411.06-234,633.02-51,238.23

Finding the Fourth Proportional to 156,411.06, 234,633.02 and 51,238.23

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Solution

The fourth proportional to 156,411.06, 234,633.02 and 51,238.23 is: 76,862.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,411.06 : 234,633.02 = 51,238.23 : x
  2. Step 2: Convert to fraction form
    156,411.06/234,633.02 = 51,238.23/x
  3. Step 3: Cross multiply
    156,411.06x = 234,633.02 × 51,238.23
  4. Step 4: Simplify right side
    156,411.06x = 12,022,180,388.16
  5. Step 5: Solve for x
    x = 12,022,180,388.16/156,411.06
  6. Step 6: Final answer
    x = 76,862.73

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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.