Home / 186,962.59-257,996.37-102,079.45

Finding the Fourth Proportional to 186,962.59, 257,996.37 and 102,079.45

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Solution

The fourth proportional to 186,962.59, 257,996.37 and 102,079.45 is: 140,863.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,962.59 : 257,996.37 = 102,079.45 : x
  2. Step 2: Convert to fraction form
    186,962.59/257,996.37 = 102,079.45/x
  3. Step 3: Cross multiply
    186,962.59x = 257,996.37 × 102,079.45
  4. Step 4: Simplify right side
    186,962.59x = 26,336,127,551.60
  5. Step 5: Solve for x
    x = 26,336,127,551.60/186,962.59
  6. Step 6: Final answer
    x = 140,863.09

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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.