Home / 190,529.89-262,871.40-109,946.83

Finding the Fourth Proportional to 190,529.89, 262,871.40 and 109,946.83

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Solution

The fourth proportional to 190,529.89, 262,871.40 and 109,946.83 is: 151,692.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,529.89 : 262,871.40 = 109,946.83 : x
  2. Step 2: Convert to fraction form
    190,529.89/262,871.40 = 109,946.83/x
  3. Step 3: Cross multiply
    190,529.89x = 262,871.40 × 109,946.83
  4. Step 4: Simplify right side
    190,529.89x = 28,901,877,127.66
  5. Step 5: Solve for x
    x = 28,901,877,127.66/190,529.89
  6. Step 6: Final answer
    x = 151,692.09

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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.