Home / 111,528.04-167,256.65-36,630.78

Finding the Fourth Proportional to 111,528.04, 167,256.65 and 36,630.78

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Solution

The fourth proportional to 111,528.04, 167,256.65 and 36,630.78 is: 54,934.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,528.04 : 167,256.65 = 36,630.78 : x
  2. Step 2: Convert to fraction form
    111,528.04/167,256.65 = 36,630.78/x
  3. Step 3: Cross multiply
    111,528.04x = 167,256.65 × 36,630.78
  4. Step 4: Simplify right side
    111,528.04x = 6,126,741,748.82
  5. Step 5: Solve for x
    x = 6,126,741,748.82/111,528.04
  6. Step 6: Final answer
    x = 54,934.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.