Home / 435,604.14-653,439.02-120,058.31

Finding the Fourth Proportional to 435,604.14, 653,439.02 and 120,058.31

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Solution

The fourth proportional to 435,604.14, 653,439.02 and 120,058.31 is: 180,096.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,604.14 : 653,439.02 = 120,058.31 : x
  2. Step 2: Convert to fraction form
    435,604.14/653,439.02 = 120,058.31/x
  3. Step 3: Cross multiply
    435,604.14x = 653,439.02 × 120,058.31
  4. Step 4: Simplify right side
    435,604.14x = 78,450,785,462.56
  5. Step 5: Solve for x
    x = 78,450,785,462.56/435,604.14
  6. Step 6: Final answer
    x = 180,096.51

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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.