Home / 292,990.32-439,529.34-106,045.56

Finding the Fourth Proportional to 292,990.32, 439,529.34 and 106,045.56

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Solution

The fourth proportional to 292,990.32, 439,529.34 and 106,045.56 is: 159,084.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,990.32 : 439,529.34 = 106,045.56 : x
  2. Step 2: Convert to fraction form
    292,990.32/439,529.34 = 106,045.56/x
  3. Step 3: Cross multiply
    292,990.32x = 439,529.34 × 106,045.56
  4. Step 4: Simplify right side
    292,990.32x = 46,610,134,996.73
  5. Step 5: Solve for x
    x = 46,610,134,996.73/292,990.32
  6. Step 6: Final answer
    x = 159,084.21

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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.