Home / 199,060.32-274,647.60-114,146.40

Finding the Fourth Proportional to 199,060.32, 274,647.60 and 114,146.40

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Solution

The fourth proportional to 199,060.32, 274,647.60 and 114,146.40 is: 157,490.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,060.32 : 274,647.60 = 114,146.40 : x
  2. Step 2: Convert to fraction form
    199,060.32/274,647.60 = 114,146.40/x
  3. Step 3: Cross multiply
    199,060.32x = 274,647.60 × 114,146.40
  4. Step 4: Simplify right side
    199,060.32x = 31,350,034,808.64
  5. Step 5: Solve for x
    x = 31,350,034,808.64/199,060.32
  6. Step 6: Final answer
    x = 157,490.13

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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.