Home / 108,450.20-162,545.70-55,832.60

Finding the Fourth Proportional to 108,450.20, 162,545.70 and 55,832.60

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Solution

The fourth proportional to 108,450.20, 162,545.70 and 55,832.60 is: 83,682.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,450.20 : 162,545.70 = 55,832.60 : x
  2. Step 2: Convert to fraction form
    108,450.20/162,545.70 = 55,832.60/x
  3. Step 3: Cross multiply
    108,450.20x = 162,545.70 × 55,832.60
  4. Step 4: Simplify right side
    108,450.20x = 9,075,349,049.82
  5. Step 5: Solve for x
    x = 9,075,349,049.82/108,450.20
  6. Step 6: Final answer
    x = 83,682.18

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1.5x scale

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.