Home / 281,594.04-388,601.18-154,269.72

Finding the Fourth Proportional to 281,594.04, 388,601.18 and 154,269.72

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Solution

The fourth proportional to 281,594.04, 388,601.18 and 154,269.72 is: 212,892.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,594.04 : 388,601.18 = 154,269.72 : x
  2. Step 2: Convert to fraction form
    281,594.04/388,601.18 = 154,269.72/x
  3. Step 3: Cross multiply
    281,594.04x = 388,601.18 × 154,269.72
  4. Step 4: Simplify right side
    281,594.04x = 59,949,395,230.27
  5. Step 5: Solve for x
    x = 59,949,395,230.27/281,594.04
  6. Step 6: Final answer
    x = 212,892.98

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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.