Home / 186,630.98-279,946.25-46,389.60

Finding the Fourth Proportional to 186,630.98, 279,946.25 and 46,389.60

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Solution

The fourth proportional to 186,630.98, 279,946.25 and 46,389.60 is: 69,584.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,630.98 : 279,946.25 = 46,389.60 : x
  2. Step 2: Convert to fraction form
    186,630.98/279,946.25 = 46,389.60/x
  3. Step 3: Cross multiply
    186,630.98x = 279,946.25 × 46,389.60
  4. Step 4: Simplify right side
    186,630.98x = 12,986,594,327.05
  5. Step 5: Solve for x
    x = 12,986,594,327.05/186,630.98
  6. Step 6: Final answer
    x = 69,584.35

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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.