Home / 103,052.86-154,601.31-31,973.94

Finding the Fourth Proportional to 103,052.86, 154,601.31 and 31,973.94

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Solution

The fourth proportional to 103,052.86, 154,601.31 and 31,973.94 is: 47,967.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,052.86 : 154,601.31 = 31,973.94 : x
  2. Step 2: Convert to fraction form
    103,052.86/154,601.31 = 31,973.94/x
  3. Step 3: Cross multiply
    103,052.86x = 154,601.31 × 31,973.94
  4. Step 4: Simplify right side
    103,052.86x = 4,943,212,949.91
  5. Step 5: Solve for x
    x = 4,943,212,949.91/103,052.86
  6. Step 6: Final answer
    x = 47,967.74

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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.