Home / 283,071.36-424,678.32-105,584.16

Finding the Fourth Proportional to 283,071.36, 424,678.32 and 105,584.16

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Solution

The fourth proportional to 283,071.36, 424,678.32 and 105,584.16 is: 158,402.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,071.36 : 424,678.32 = 105,584.16 : x
  2. Step 2: Convert to fraction form
    283,071.36/424,678.32 = 105,584.16/x
  3. Step 3: Cross multiply
    283,071.36x = 424,678.32 × 105,584.16
  4. Step 4: Simplify right side
    283,071.36x = 44,839,303,687.41
  5. Step 5: Solve for x
    x = 44,839,303,687.41/283,071.36
  6. Step 6: Final answer
    x = 158,402.83

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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.