Home / 186,940.94-257,968.73-102,041.60

Finding the Fourth Proportional to 186,940.94, 257,968.73 and 102,041.60

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Solution

The fourth proportional to 186,940.94, 257,968.73 and 102,041.60 is: 140,812.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,940.94 : 257,968.73 = 102,041.60 : x
  2. Step 2: Convert to fraction form
    186,940.94/257,968.73 = 102,041.60/x
  3. Step 3: Cross multiply
    186,940.94x = 257,968.73 × 102,041.60
  4. Step 4: Simplify right side
    186,940.94x = 26,323,540,159.12
  5. Step 5: Solve for x
    x = 26,323,540,159.12/186,940.94
  6. Step 6: Final answer
    x = 140,812.07

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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.