Home / 164,714.91-247,345.73-102,779.07

Finding the Fourth Proportional to 164,714.91, 247,345.73 and 102,779.07

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Solution

The fourth proportional to 164,714.91, 247,345.73 and 102,779.07 is: 154,339.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,714.91 : 247,345.73 = 102,779.07 : x
  2. Step 2: Convert to fraction form
    164,714.91/247,345.73 = 102,779.07/x
  3. Step 3: Cross multiply
    164,714.91x = 247,345.73 × 102,779.07
  4. Step 4: Simplify right side
    164,714.91x = 25,421,964,097.87
  5. Step 5: Solve for x
    x = 25,421,964,097.87/164,714.91
  6. Step 6: Final answer
    x = 154,339.18

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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.