Home / 123,852.36-170,916.96-67,263.72

Finding the Fourth Proportional to 123,852.36, 170,916.96 and 67,263.72

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Solution

The fourth proportional to 123,852.36, 170,916.96 and 67,263.72 is: 92,824.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,852.36 : 170,916.96 = 67,263.72 : x
  2. Step 2: Convert to fraction form
    123,852.36/170,916.96 = 67,263.72/x
  3. Step 3: Cross multiply
    123,852.36x = 170,916.96 × 67,263.72
  4. Step 4: Simplify right side
    123,852.36x = 11,496,510,540.69
  5. Step 5: Solve for x
    x = 11,496,510,540.69/123,852.36
  6. Step 6: Final answer
    x = 92,824.32

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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.