Home / 186,719.13-257,626.31-110,240.01

Finding the Fourth Proportional to 186,719.13, 257,626.31 and 110,240.01

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Solution

The fourth proportional to 186,719.13, 257,626.31 and 110,240.01 is: 152,104.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,719.13 : 257,626.31 = 110,240.01 : x
  2. Step 2: Convert to fraction form
    186,719.13/257,626.31 = 110,240.01/x
  3. Step 3: Cross multiply
    186,719.13x = 257,626.31 × 110,240.01
  4. Step 4: Simplify right side
    186,719.13x = 28,400,726,439.46
  5. Step 5: Solve for x
    x = 28,400,726,439.46/186,719.13
  6. Step 6: Final answer
    x = 152,104.00

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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.