Home / 190,768.66-286,079.22-64,374.94

Finding the Fourth Proportional to 190,768.66, 286,079.22 and 64,374.94

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Solution

The fourth proportional to 190,768.66, 286,079.22 and 64,374.94 is: 96,537.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,768.66 : 286,079.22 = 64,374.94 : x
  2. Step 2: Convert to fraction form
    190,768.66/286,079.22 = 64,374.94/x
  3. Step 3: Cross multiply
    190,768.66x = 286,079.22 × 64,374.94
  4. Step 4: Simplify right side
    190,768.66x = 18,416,332,622.75
  5. Step 5: Solve for x
    x = 18,416,332,622.75/190,768.66
  6. Step 6: Final answer
    x = 96,537.52

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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.