Home / 154,437.12-231,657.96-60,942

Finding the Fourth Proportional to 154,437.12, 231,657.96 and 60,942

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Solution

The fourth proportional to 154,437.12, 231,657.96 and 60,942 is: 91,413.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,437.12 : 231,657.96 = 60,942 : x
  2. Step 2: Convert to fraction form
    154,437.12/231,657.96 = 60,942/x
  3. Step 3: Cross multiply
    154,437.12x = 231,657.96 × 60,942
  4. Step 4: Simplify right side
    154,437.12x = 14,117,699,398.32
  5. Step 5: Solve for x
    x = 14,117,699,398.32/154,437.12
  6. Step 6: Final answer
    x = 91,413.90

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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.