Home / 346,073.10-519,012.45-109,488.30

Finding the Fourth Proportional to 346,073.10, 519,012.45 and 109,488.30

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Solution

The fourth proportional to 346,073.10, 519,012.45 and 109,488.30 is: 164,201.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,073.10 : 519,012.45 = 109,488.30 : x
  2. Step 2: Convert to fraction form
    346,073.10/519,012.45 = 109,488.30/x
  3. Step 3: Cross multiply
    346,073.10x = 519,012.45 × 109,488.30
  4. Step 4: Simplify right side
    346,073.10x = 56,825,790,829.34
  5. Step 5: Solve for x
    x = 56,825,790,829.34/346,073.10
  6. Step 6: Final answer
    x = 164,201.70

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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.