Home / 186,627.70-279,941.38-46,386.32

Finding the Fourth Proportional to 186,627.70, 279,941.38 and 46,386.32

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Solution

The fourth proportional to 186,627.70, 279,941.38 and 46,386.32 is: 69,579.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,627.70 : 279,941.38 = 46,386.32 : x
  2. Step 2: Convert to fraction form
    186,627.70/279,941.38 = 46,386.32/x
  3. Step 3: Cross multiply
    186,627.70x = 279,941.38 × 46,386.32
  4. Step 4: Simplify right side
    186,627.70x = 12,985,450,433.92
  5. Step 5: Solve for x
    x = 12,985,450,433.92/186,627.70
  6. Step 6: Final answer
    x = 69,579.44

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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.