Home / 453,110.73-679,622.15-137,570.37

Finding the Fourth Proportional to 453,110.73, 679,622.15 and 137,570.37

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Solution

The fourth proportional to 453,110.73, 679,622.15 and 137,570.37 is: 206,342.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,110.73 : 679,622.15 = 137,570.37 : x
  2. Step 2: Convert to fraction form
    453,110.73/679,622.15 = 137,570.37/x
  3. Step 3: Cross multiply
    453,110.73x = 679,622.15 × 137,570.37
  4. Step 4: Simplify right side
    453,110.73x = 93,495,870,979.62
  5. Step 5: Solve for x
    x = 93,495,870,979.62/453,110.73
  6. Step 6: Final answer
    x = 206,342.21

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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.