Home / 281,194.00-388,046.64-152,132.06

Finding the Fourth Proportional to 281,194.00, 388,046.64 and 152,132.06

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Solution

The fourth proportional to 281,194.00, 388,046.64 and 152,132.06 is: 209,941.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,194.00 : 388,046.64 = 152,132.06 : x
  2. Step 2: Convert to fraction form
    281,194.00/388,046.64 = 152,132.06/x
  3. Step 3: Cross multiply
    281,194.00x = 388,046.64 × 152,132.06
  4. Step 4: Simplify right side
    281,194.00x = 59,034,336,259.89
  5. Step 5: Solve for x
    x = 59,034,336,259.89/281,194.00
  6. Step 6: Final answer
    x = 209,941.67

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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.