Home / 130,195.24-179,669.70-70,579.24

Finding the Fourth Proportional to 130,195.24, 179,669.70 and 70,579.24

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Solution

The fourth proportional to 130,195.24, 179,669.70 and 70,579.24 is: 97,399.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,195.24 : 179,669.70 = 70,579.24 : x
  2. Step 2: Convert to fraction form
    130,195.24/179,669.70 = 70,579.24/x
  3. Step 3: Cross multiply
    130,195.24x = 179,669.70 × 70,579.24
  4. Step 4: Simplify right side
    130,195.24x = 12,680,950,877.03
  5. Step 5: Solve for x
    x = 12,680,950,877.03/130,195.24
  6. Step 6: Final answer
    x = 97,399.50

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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.