Home / 186,104.16-257,086.80-144,203.04

Finding the Fourth Proportional to 186,104.16, 257,086.80 and 144,203.04

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Solution

The fourth proportional to 186,104.16, 257,086.80 and 144,203.04 is: 199,204.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,104.16 : 257,086.80 = 144,203.04 : x
  2. Step 2: Convert to fraction form
    186,104.16/257,086.80 = 144,203.04/x
  3. Step 3: Cross multiply
    186,104.16x = 257,086.80 × 144,203.04
  4. Step 4: Simplify right side
    186,104.16x = 37,072,698,103.87
  5. Step 5: Solve for x
    x = 37,072,698,103.87/186,104.16
  6. Step 6: Final answer
    x = 199,204.03

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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.