Home / 179,686.89-247,956.66-99,114.26

Finding the Fourth Proportional to 179,686.89, 247,956.66 and 99,114.26

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Solution

The fourth proportional to 179,686.89, 247,956.66 and 99,114.26 is: 136,771.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,686.89 : 247,956.66 = 99,114.26 : x
  2. Step 2: Convert to fraction form
    179,686.89/247,956.66 = 99,114.26/x
  3. Step 3: Cross multiply
    179,686.89x = 247,956.66 × 99,114.26
  4. Step 4: Simplify right side
    179,686.89x = 24,576,039,628.19
  5. Step 5: Solve for x
    x = 24,576,039,628.19/179,686.89
  6. Step 6: Final answer
    x = 136,771.47

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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.