Home / 354,158.03-530,947.58-164,736.50

Finding the Fourth Proportional to 354,158.03, 530,947.58 and 164,736.50

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Solution

The fourth proportional to 354,158.03, 530,947.58 and 164,736.50 is: 246,970.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,158.03 : 530,947.58 = 164,736.50 : x
  2. Step 2: Convert to fraction form
    354,158.03/530,947.58 = 164,736.50/x
  3. Step 3: Cross multiply
    354,158.03x = 530,947.58 × 164,736.50
  4. Step 4: Simplify right side
    354,158.03x = 87,466,446,012.67
  5. Step 5: Solve for x
    x = 87,466,446,012.67/354,158.03
  6. Step 6: Final answer
    x = 246,970.11

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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.