Home / 157,966.54-236,964.66-58,128.64

Finding the Fourth Proportional to 157,966.54, 236,964.66 and 58,128.64

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Solution

The fourth proportional to 157,966.54, 236,964.66 and 58,128.64 is: 87,198.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,966.54 : 236,964.66 = 58,128.64 : x
  2. Step 2: Convert to fraction form
    157,966.54/236,964.66 = 58,128.64/x
  3. Step 3: Cross multiply
    157,966.54x = 236,964.66 × 58,128.64
  4. Step 4: Simplify right side
    157,966.54x = 13,774,433,413.86
  5. Step 5: Solve for x
    x = 13,774,433,413.86/157,966.54
  6. Step 6: Final answer
    x = 87,198.42

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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.