Home / 136,094.24-187,816.28-75,671.07

Finding the Fourth Proportional to 136,094.24, 187,816.28 and 75,671.07

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Solution

The fourth proportional to 136,094.24, 187,816.28 and 75,671.07 is: 104,429.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,094.24 : 187,816.28 = 75,671.07 : x
  2. Step 2: Convert to fraction form
    136,094.24/187,816.28 = 75,671.07/x
  3. Step 3: Cross multiply
    136,094.24x = 187,816.28 × 75,671.07
  4. Step 4: Simplify right side
    136,094.24x = 14,212,258,871.02
  5. Step 5: Solve for x
    x = 14,212,258,871.02/136,094.24
  6. Step 6: Final answer
    x = 104,429.54

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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.