Home / 130,344.48-179,894.61-82,602.18

Finding the Fourth Proportional to 130,344.48, 179,894.61 and 82,602.18

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Solution

The fourth proportional to 130,344.48, 179,894.61 and 82,602.18 is: 114,003.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,344.48 : 179,894.61 = 82,602.18 : x
  2. Step 2: Convert to fraction form
    130,344.48/179,894.61 = 82,602.18/x
  3. Step 3: Cross multiply
    130,344.48x = 179,894.61 × 82,602.18
  4. Step 4: Simplify right side
    130,344.48x = 14,859,686,956.25
  5. Step 5: Solve for x
    x = 14,859,686,956.25/130,344.48
  6. Step 6: Final answer
    x = 114,003.19

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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.