Home / 186,943.08-257,969.44-102,059.96

Finding the Fourth Proportional to 186,943.08, 257,969.44 and 102,059.96

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Solution

The fourth proportional to 186,943.08, 257,969.44 and 102,059.96 is: 140,836.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,943.08 : 257,969.44 = 102,059.96 : x
  2. Step 2: Convert to fraction form
    186,943.08/257,969.44 = 102,059.96/x
  3. Step 3: Cross multiply
    186,943.08x = 257,969.44 × 102,059.96
  4. Step 4: Simplify right side
    186,943.08x = 26,328,350,727.62
  5. Step 5: Solve for x
    x = 26,328,350,727.62/186,943.08
  6. Step 6: Final answer
    x = 140,836.19

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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.