Home / 186,763.60-257,817.26-126,517.22

Finding the Fourth Proportional to 186,763.60, 257,817.26 and 126,517.22

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Solution

The fourth proportional to 186,763.60, 257,817.26 and 126,517.22 is: 174,650.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,763.60 : 257,817.26 = 126,517.22 : x
  2. Step 2: Convert to fraction form
    186,763.60/257,817.26 = 126,517.22/x
  3. Step 3: Cross multiply
    186,763.60x = 257,817.26 × 126,517.22
  4. Step 4: Simplify right side
    186,763.60x = 32,618,323,003.22
  5. Step 5: Solve for x
    x = 32,618,323,003.22/186,763.60
  6. Step 6: Final answer
    x = 174,650.32

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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.