Home / 281,785.04-421,679.81-175,219.18

Finding the Fourth Proportional to 281,785.04, 421,679.81 and 175,219.18

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Solution

The fourth proportional to 281,785.04, 421,679.81 and 175,219.18 is: 262,208.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,785.04 : 421,679.81 = 175,219.18 : x
  2. Step 2: Convert to fraction form
    281,785.04/421,679.81 = 175,219.18/x
  3. Step 3: Cross multiply
    281,785.04x = 421,679.81 × 175,219.18
  4. Step 4: Simplify right side
    281,785.04x = 73,886,391,300.95
  5. Step 5: Solve for x
    x = 73,886,391,300.95/281,785.04
  6. Step 6: Final answer
    x = 262,208.35

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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.