Home / 186,416.64-279,577.98-53,297.60

Finding the Fourth Proportional to 186,416.64, 279,577.98 and 53,297.60

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Solution

The fourth proportional to 186,416.64, 279,577.98 and 53,297.60 is: 79,932.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,416.64 : 279,577.98 = 53,297.60 : x
  2. Step 2: Convert to fraction form
    186,416.64/279,577.98 = 53,297.60/x
  3. Step 3: Cross multiply
    186,416.64x = 279,577.98 × 53,297.60
  4. Step 4: Simplify right side
    186,416.64x = 14,900,833,948.96
  5. Step 5: Solve for x
    x = 14,900,833,948.96/186,416.64
  6. Step 6: Final answer
    x = 79,932.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.