Home / 186,440.60-257,280.77-113,964.84

Finding the Fourth Proportional to 186,440.60, 257,280.77 and 113,964.84

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Solution

The fourth proportional to 186,440.60, 257,280.77 and 113,964.84 is: 157,267.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,440.60 : 257,280.77 = 113,964.84 : x
  2. Step 2: Convert to fraction form
    186,440.60/257,280.77 = 113,964.84/x
  3. Step 3: Cross multiply
    186,440.60x = 257,280.77 × 113,964.84
  4. Step 4: Simplify right side
    186,440.60x = 29,320,962,073.04
  5. Step 5: Solve for x
    x = 29,320,962,073.04/186,440.60
  6. Step 6: Final answer
    x = 157,267.04

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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.