Home / 74,576.63-111,905.96-35,132.74

Finding the Fourth Proportional to 74,576.63, 111,905.96 and 35,132.74

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Solution

The fourth proportional to 74,576.63, 111,905.96 and 35,132.74 is: 52,718.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,576.63 : 111,905.96 = 35,132.74 : x
  2. Step 2: Convert to fraction form
    74,576.63/111,905.96 = 35,132.74/x
  3. Step 3: Cross multiply
    74,576.63x = 111,905.96 × 35,132.74
  4. Step 4: Simplify right side
    74,576.63x = 3,931,562,541.70
  5. Step 5: Solve for x
    x = 3,931,562,541.70/74,576.63
  6. Step 6: Final answer
    x = 52,718.42

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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.