Home / 146,700.82-202,450.35-89,342.83

Finding the Fourth Proportional to 146,700.82, 202,450.35 and 89,342.83

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Solution

The fourth proportional to 146,700.82, 202,450.35 and 89,342.83 is: 123,295.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,700.82 : 202,450.35 = 89,342.83 : x
  2. Step 2: Convert to fraction form
    146,700.82/202,450.35 = 89,342.83/x
  3. Step 3: Cross multiply
    146,700.82x = 202,450.35 × 89,342.83
  4. Step 4: Simplify right side
    146,700.82x = 18,087,487,203.49
  5. Step 5: Solve for x
    x = 18,087,487,203.49/146,700.82
  6. Step 6: Final answer
    x = 123,295.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.