Home / 133,301.85-183,956.71-76,713.27

Finding the Fourth Proportional to 133,301.85, 183,956.71 and 76,713.27

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Solution

The fourth proportional to 133,301.85, 183,956.71 and 76,713.27 is: 105,864.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,301.85 : 183,956.71 = 76,713.27 : x
  2. Step 2: Convert to fraction form
    133,301.85/183,956.71 = 76,713.27/x
  3. Step 3: Cross multiply
    133,301.85x = 183,956.71 × 76,713.27
  4. Step 4: Simplify right side
    133,301.85x = 14,111,920,762.54
  5. Step 5: Solve for x
    x = 14,111,920,762.54/133,301.85
  6. Step 6: Final answer
    x = 105,864.40

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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.