Home / 150,488.36-207,631.92-118,558.16

Finding the Fourth Proportional to 150,488.36, 207,631.92 and 118,558.16

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Solution

The fourth proportional to 150,488.36, 207,631.92 and 118,558.16 is: 163,577.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,488.36 : 207,631.92 = 118,558.16 : x
  2. Step 2: Convert to fraction form
    150,488.36/207,631.92 = 118,558.16/x
  3. Step 3: Cross multiply
    150,488.36x = 207,631.92 × 118,558.16
  4. Step 4: Simplify right side
    150,488.36x = 24,616,458,392.47
  5. Step 5: Solve for x
    x = 24,616,458,392.47/150,488.36
  6. Step 6: Final answer
    x = 163,577.16

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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.