Home / 203,648.08-281,036.12-113,010.16

Finding the Fourth Proportional to 203,648.08, 281,036.12 and 113,010.16

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Solution

The fourth proportional to 203,648.08, 281,036.12 and 113,010.16 is: 155,955.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,648.08 : 281,036.12 = 113,010.16 : x
  2. Step 2: Convert to fraction form
    203,648.08/281,036.12 = 113,010.16/x
  3. Step 3: Cross multiply
    203,648.08x = 281,036.12 × 113,010.16
  4. Step 4: Simplify right side
    203,648.08x = 31,759,936,886.98
  5. Step 5: Solve for x
    x = 31,759,936,886.98/203,648.08
  6. Step 6: Final answer
    x = 155,955.00

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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.