Home / 228,176.13-343,804.57-189,065.48

Finding the Fourth Proportional to 228,176.13, 343,804.57 and 189,065.48

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Solution

The fourth proportional to 228,176.13, 343,804.57 and 189,065.48 is: 284,874.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,176.13 : 343,804.57 = 189,065.48 : x
  2. Step 2: Convert to fraction form
    228,176.13/343,804.57 = 189,065.48/x
  3. Step 3: Cross multiply
    228,176.13x = 343,804.57 × 189,065.48
  4. Step 4: Simplify right side
    228,176.13x = 65,001,576,440.09
  5. Step 5: Solve for x
    x = 65,001,576,440.09/228,176.13
  6. Step 6: Final answer
    x = 284,874.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.