Home / 94,631.49-130,576.66-54,339.66

Finding the Fourth Proportional to 94,631.49, 130,576.66 and 54,339.66

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Solution

The fourth proportional to 94,631.49, 130,576.66 and 54,339.66 is: 74,980.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,631.49 : 130,576.66 = 54,339.66 : x
  2. Step 2: Convert to fraction form
    94,631.49/130,576.66 = 54,339.66/x
  3. Step 3: Cross multiply
    94,631.49x = 130,576.66 × 54,339.66
  4. Step 4: Simplify right side
    94,631.49x = 7,095,491,172.49
  5. Step 5: Solve for x
    x = 7,095,491,172.49/94,631.49
  6. Step 6: Final answer
    x = 74,980.23

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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.