Home / 186,864.37-257,886.52-106,317.77

Finding the Fourth Proportional to 186,864.37, 257,886.52 and 106,317.77

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Solution

The fourth proportional to 186,864.37, 257,886.52 and 106,317.77 is: 146,726.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,864.37 : 257,886.52 = 106,317.77 : x
  2. Step 2: Convert to fraction form
    186,864.37/257,886.52 = 106,317.77/x
  3. Step 3: Cross multiply
    186,864.37x = 257,886.52 × 106,317.77
  4. Step 4: Simplify right side
    186,864.37x = 27,417,918,164.23
  5. Step 5: Solve for x
    x = 27,417,918,164.23/186,864.37
  6. Step 6: Final answer
    x = 146,726.30

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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.