Home / 212,474.06-293,477.51-154,237.85

Finding the Fourth Proportional to 212,474.06, 293,477.51 and 154,237.85

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Solution

The fourth proportional to 212,474.06, 293,477.51 and 154,237.85 is: 213,039.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,474.06 : 293,477.51 = 154,237.85 : x
  2. Step 2: Convert to fraction form
    212,474.06/293,477.51 = 154,237.85/x
  3. Step 3: Cross multiply
    212,474.06x = 293,477.51 × 154,237.85
  4. Step 4: Simplify right side
    212,474.06x = 45,265,340,445.58
  5. Step 5: Solve for x
    x = 45,265,340,445.58/212,474.06
  6. Step 6: Final answer
    x = 213,039.37

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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.