Home / 136,374.71-188,197.16-75,956.94

Finding the Fourth Proportional to 136,374.71, 188,197.16 and 75,956.94

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Solution

The fourth proportional to 136,374.71, 188,197.16 and 75,956.94 is: 104,820.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,374.71 : 188,197.16 = 75,956.94 : x
  2. Step 2: Convert to fraction form
    136,374.71/188,197.16 = 75,956.94/x
  3. Step 3: Cross multiply
    136,374.71x = 188,197.16 × 75,956.94
  4. Step 4: Simplify right side
    136,374.71x = 14,294,880,010.51
  5. Step 5: Solve for x
    x = 14,294,880,010.51/136,374.71
  6. Step 6: Final answer
    x = 104,820.61

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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.