Home / 104,714.07-157,080.83-42,389.43

Finding the Fourth Proportional to 104,714.07, 157,080.83 and 42,389.43

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Solution

The fourth proportional to 104,714.07, 157,080.83 and 42,389.43 is: 63,588.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,714.07 : 157,080.83 = 42,389.43 : x
  2. Step 2: Convert to fraction form
    104,714.07/157,080.83 = 42,389.43/x
  3. Step 3: Cross multiply
    104,714.07x = 157,080.83 × 42,389.43
  4. Step 4: Simplify right side
    104,714.07x = 6,658,566,635.68
  5. Step 5: Solve for x
    x = 6,658,566,635.68/104,714.07
  6. Step 6: Final answer
    x = 63,588.08

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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.