Home / 190,529.64-262,871.06-109,946.58

Finding the Fourth Proportional to 190,529.64, 262,871.06 and 109,946.58

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Solution

The fourth proportional to 190,529.64, 262,871.06 and 109,946.58 is: 151,691.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,529.64 : 262,871.06 = 109,946.58 : x
  2. Step 2: Convert to fraction form
    190,529.64/262,871.06 = 109,946.58/x
  3. Step 3: Cross multiply
    190,529.64x = 262,871.06 × 109,946.58
  4. Step 4: Simplify right side
    190,529.64x = 28,901,773,478.24
  5. Step 5: Solve for x
    x = 28,901,773,478.24/190,529.64
  6. Step 6: Final answer
    x = 151,691.74

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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.