Home / 154,316.10-231,490.76-49,110.46

Finding the Fourth Proportional to 154,316.10, 231,490.76 and 49,110.46

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Solution

The fourth proportional to 154,316.10, 231,490.76 and 49,110.46 is: 73,670.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,316.10 : 231,490.76 = 49,110.46 : x
  2. Step 2: Convert to fraction form
    154,316.10/231,490.76 = 49,110.46/x
  3. Step 3: Cross multiply
    154,316.10x = 231,490.76 × 49,110.46
  4. Step 4: Simplify right side
    154,316.10x = 11,368,617,709.35
  5. Step 5: Solve for x
    x = 11,368,617,709.35/154,316.10
  6. Step 6: Final answer
    x = 73,670.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.