Home / 370,983.36-556,508.40-104,746.56

Finding the Fourth Proportional to 370,983.36, 556,508.40 and 104,746.56

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Solution

The fourth proportional to 370,983.36, 556,508.40 and 104,746.56 is: 157,129.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,983.36 : 556,508.40 = 104,746.56 : x
  2. Step 2: Convert to fraction form
    370,983.36/556,508.40 = 104,746.56/x
  3. Step 3: Cross multiply
    370,983.36x = 556,508.40 × 104,746.56
  4. Step 4: Simplify right side
    370,983.36x = 58,292,340,511.10
  5. Step 5: Solve for x
    x = 58,292,340,511.10/370,983.36
  6. Step 6: Final answer
    x = 157,129.26

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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.