Home / 153,722.94-229,056.20-136,954.12

Finding the Fourth Proportional to 153,722.94, 229,056.20 and 136,954.12

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Solution

The fourth proportional to 153,722.94, 229,056.20 and 136,954.12 is: 204,069.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,722.94 : 229,056.20 = 136,954.12 : x
  2. Step 2: Convert to fraction form
    153,722.94/229,056.20 = 136,954.12/x
  3. Step 3: Cross multiply
    153,722.94x = 229,056.20 × 136,954.12
  4. Step 4: Simplify right side
    153,722.94x = 31,370,190,301.54
  5. Step 5: Solve for x
    x = 31,370,190,301.54/153,722.94
  6. Step 6: Final answer
    x = 204,069.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.