Home / 186,564.59-257,466.09-106,005.77

Finding the Fourth Proportional to 186,564.59, 257,466.09 and 106,005.77

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Solution

The fourth proportional to 186,564.59, 257,466.09 and 106,005.77 is: 146,291.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,564.59 : 257,466.09 = 106,005.77 : x
  2. Step 2: Convert to fraction form
    186,564.59/257,466.09 = 106,005.77/x
  3. Step 3: Cross multiply
    186,564.59x = 257,466.09 × 106,005.77
  4. Step 4: Simplify right side
    186,564.59x = 27,292,891,119.34
  5. Step 5: Solve for x
    x = 27,292,891,119.34/186,564.59
  6. Step 6: Final answer
    x = 146,291.91

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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.