Home / 204,484.40-282,181.56-115,043.12

Finding the Fourth Proportional to 204,484.40, 282,181.56 and 115,043.12

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Solution

The fourth proportional to 204,484.40, 282,181.56 and 115,043.12 is: 158,755.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,484.40 : 282,181.56 = 115,043.12 : x
  2. Step 2: Convert to fraction form
    204,484.40/282,181.56 = 115,043.12/x
  3. Step 3: Cross multiply
    204,484.40x = 282,181.56 × 115,043.12
  4. Step 4: Simplify right side
    204,484.40x = 32,463,047,068.87
  5. Step 5: Solve for x
    x = 32,463,047,068.87/204,484.40
  6. Step 6: Final answer
    x = 158,755.62

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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.