Home / 346,002.86-518,959.65-109,369.46

Finding the Fourth Proportional to 346,002.86, 518,959.65 and 109,369.46

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Solution

The fourth proportional to 346,002.86, 518,959.65 and 109,369.46 is: 164,040.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,002.86 : 518,959.65 = 109,369.46 : x
  2. Step 2: Convert to fraction form
    346,002.86/518,959.65 = 109,369.46/x
  3. Step 3: Cross multiply
    346,002.86x = 518,959.65 × 109,369.46
  4. Step 4: Simplify right side
    346,002.86x = 56,758,336,682.29
  5. Step 5: Solve for x
    x = 56,758,336,682.29/346,002.86
  6. Step 6: Final answer
    x = 164,040.08

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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.