Home / 146,234.88-201,808.80-89,703.36

Finding the Fourth Proportional to 146,234.88, 201,808.80 and 89,703.36

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Solution

The fourth proportional to 146,234.88, 201,808.80 and 89,703.36 is: 123,793.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,234.88 : 201,808.80 = 89,703.36 : x
  2. Step 2: Convert to fraction form
    146,234.88/201,808.80 = 89,703.36/x
  3. Step 3: Cross multiply
    146,234.88x = 201,808.80 × 89,703.36
  4. Step 4: Simplify right side
    146,234.88x = 18,102,927,437.57
  5. Step 5: Solve for x
    x = 18,102,927,437.57/146,234.88
  6. Step 6: Final answer
    x = 123,793.50

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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.