Home / 98,024.98-147,023.58-31,456.51

Finding the Fourth Proportional to 98,024.98, 147,023.58 and 31,456.51

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Solution

The fourth proportional to 98,024.98, 147,023.58 and 31,456.51 is: 47,180.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,024.98 : 147,023.58 = 31,456.51 : x
  2. Step 2: Convert to fraction form
    98,024.98/147,023.58 = 31,456.51/x
  3. Step 3: Cross multiply
    98,024.98x = 147,023.58 × 31,456.51
  4. Step 4: Simplify right side
    98,024.98x = 4,624,848,714.51
  5. Step 5: Solve for x
    x = 4,624,848,714.51/98,024.98
  6. Step 6: Final answer
    x = 47,180.31

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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.