Home / 186,211.08-279,317.88-53,091

Finding the Fourth Proportional to 186,211.08, 279,317.88 and 53,091

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Solution

The fourth proportional to 186,211.08, 279,317.88 and 53,091 is: 79,636.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,211.08 : 279,317.88 = 53,091 : x
  2. Step 2: Convert to fraction form
    186,211.08/279,317.88 = 53,091/x
  3. Step 3: Cross multiply
    186,211.08x = 279,317.88 × 53,091
  4. Step 4: Simplify right side
    186,211.08x = 14,829,265,567.08
  5. Step 5: Solve for x
    x = 14,829,265,567.08/186,211.08
  6. Step 6: Final answer
    x = 79,636.86

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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.