Home / 204,030.27-281,602.08-130,395.60

Finding the Fourth Proportional to 204,030.27, 281,602.08 and 130,395.60

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Solution

The fourth proportional to 204,030.27, 281,602.08 and 130,395.60 is: 179,971.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,030.27 : 281,602.08 = 130,395.60 : x
  2. Step 2: Convert to fraction form
    204,030.27/281,602.08 = 130,395.60/x
  3. Step 3: Cross multiply
    204,030.27x = 281,602.08 × 130,395.60
  4. Step 4: Simplify right side
    204,030.27x = 36,719,672,182.85
  5. Step 5: Solve for x
    x = 36,719,672,182.85/204,030.27
  6. Step 6: Final answer
    x = 179,971.69

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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.