Home / 356,727.26-535,146.18-120,051.50

Finding the Fourth Proportional to 356,727.26, 535,146.18 and 120,051.50

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Solution

The fourth proportional to 356,727.26, 535,146.18 and 120,051.50 is: 180,095.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,727.26 : 535,146.18 = 120,051.50 : x
  2. Step 2: Convert to fraction form
    356,727.26/535,146.18 = 120,051.50/x
  3. Step 3: Cross multiply
    356,727.26x = 535,146.18 × 120,051.50
  4. Step 4: Simplify right side
    356,727.26x = 64,245,101,628.27
  5. Step 5: Solve for x
    x = 64,245,101,628.27/356,727.26
  6. Step 6: Final answer
    x = 180,095.86

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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.