Home / 186,790.44-257,792.31-104,012.76

Finding the Fourth Proportional to 186,790.44, 257,792.31 and 104,012.76

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Solution

The fourth proportional to 186,790.44, 257,792.31 and 104,012.76 is: 143,549.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,790.44 : 257,792.31 = 104,012.76 : x
  2. Step 2: Convert to fraction form
    186,790.44/257,792.31 = 104,012.76/x
  3. Step 3: Cross multiply
    186,790.44x = 257,792.31 × 104,012.76
  4. Step 4: Simplify right side
    186,790.44x = 26,813,689,669.88
  5. Step 5: Solve for x
    x = 26,813,689,669.88/186,790.44
  6. Step 6: Final answer
    x = 143,549.58

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1.5x scale

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.