Home / 204,030.74-281,265.66-142,586.16

Finding the Fourth Proportional to 204,030.74, 281,265.66 and 142,586.16

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Solution

The fourth proportional to 204,030.74, 281,265.66 and 142,586.16 is: 196,561.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,030.74 : 281,265.66 = 142,586.16 : x
  2. Step 2: Convert to fraction form
    204,030.74/281,265.66 = 142,586.16/x
  3. Step 3: Cross multiply
    204,030.74x = 281,265.66 × 142,586.16
  4. Step 4: Simplify right side
    204,030.74x = 40,104,590,399.27
  5. Step 5: Solve for x
    x = 40,104,590,399.27/204,030.74
  6. Step 6: Final answer
    x = 196,561.52

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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.