Home / 156,521.75-234,427.86-122,576.22

Finding the Fourth Proportional to 156,521.75, 234,427.86 and 122,576.22

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Solution

The fourth proportional to 156,521.75, 234,427.86 and 122,576.22 is: 183,586.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,521.75 : 234,427.86 = 122,576.22 : x
  2. Step 2: Convert to fraction form
    156,521.75/234,427.86 = 122,576.22/x
  3. Step 3: Cross multiply
    156,521.75x = 234,427.86 × 122,576.22
  4. Step 4: Simplify right side
    156,521.75x = 28,735,280,941.49
  5. Step 5: Solve for x
    x = 28,735,280,941.49/156,521.75
  6. Step 6: Final answer
    x = 183,586.51

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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.