Home / 563,856.36-845,694.42-164,403.72

Finding the Fourth Proportional to 563,856.36, 845,694.42 and 164,403.72

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Solution

The fourth proportional to 563,856.36, 845,694.42 and 164,403.72 is: 246,579.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,856.36 : 845,694.42 = 164,403.72 : x
  2. Step 2: Convert to fraction form
    563,856.36/845,694.42 = 164,403.72/x
  3. Step 3: Cross multiply
    563,856.36x = 845,694.42 × 164,403.72
  4. Step 4: Simplify right side
    563,856.36x = 139,035,308,631.24
  5. Step 5: Solve for x
    x = 139,035,308,631.24/563,856.36
  6. Step 6: Final answer
    x = 246,579.30

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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.