Home / 186,638.59-257,550.15-106,054.93

Finding the Fourth Proportional to 186,638.59, 257,550.15 and 106,054.93

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Solution

The fourth proportional to 186,638.59, 257,550.15 and 106,054.93 is: 146,349.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,638.59 : 257,550.15 = 106,054.93 : x
  2. Step 2: Convert to fraction form
    186,638.59/257,550.15 = 106,054.93/x
  3. Step 3: Cross multiply
    186,638.59x = 257,550.15 × 106,054.93
  4. Step 4: Simplify right side
    186,638.59x = 27,314,462,485.86
  5. Step 5: Solve for x
    x = 27,314,462,485.86/186,638.59
  6. Step 6: Final answer
    x = 146,349.49

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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.