Home / 345,342.50-518,043.09-96,024.50

Finding the Fourth Proportional to 345,342.50, 518,043.09 and 96,024.50

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Solution

The fourth proportional to 345,342.50, 518,043.09 and 96,024.50 is: 144,044.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,342.50 : 518,043.09 = 96,024.50 : x
  2. Step 2: Convert to fraction form
    345,342.50/518,043.09 = 96,024.50/x
  3. Step 3: Cross multiply
    345,342.50x = 518,043.09 × 96,024.50
  4. Step 4: Simplify right side
    345,342.50x = 49,744,828,695.71
  5. Step 5: Solve for x
    x = 49,744,828,695.71/345,342.50
  6. Step 6: Final answer
    x = 144,044.91

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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.