Home / 154,900.98-232,257.78-69,496.20

Finding the Fourth Proportional to 154,900.98, 232,257.78 and 69,496.20

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Solution

The fourth proportional to 154,900.98, 232,257.78 and 69,496.20 is: 104,202.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,900.98 : 232,257.78 = 69,496.20 : x
  2. Step 2: Convert to fraction form
    154,900.98/232,257.78 = 69,496.20/x
  3. Step 3: Cross multiply
    154,900.98x = 232,257.78 × 69,496.20
  4. Step 4: Simplify right side
    154,900.98x = 16,141,033,130.44
  5. Step 5: Solve for x
    x = 16,141,033,130.44/154,900.98
  6. Step 6: Final answer
    x = 104,202.27

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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.