Home / 186,459.60-257,213.16-110,993.52

Finding the Fourth Proportional to 186,459.60, 257,213.16 and 110,993.52

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Solution

The fourth proportional to 186,459.60, 257,213.16 and 110,993.52 is: 153,110.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,459.60 : 257,213.16 = 110,993.52 : x
  2. Step 2: Convert to fraction form
    186,459.60/257,213.16 = 110,993.52/x
  3. Step 3: Cross multiply
    186,459.60x = 257,213.16 × 110,993.52
  4. Step 4: Simplify right side
    186,459.60x = 28,548,994,018.72
  5. Step 5: Solve for x
    x = 28,548,994,018.72/186,459.60
  6. Step 6: Final answer
    x = 153,110.88

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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.