Home / 79,653.03-119,405.70-35,256.12

Finding the Fourth Proportional to 79,653.03, 119,405.70 and 35,256.12

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Solution

The fourth proportional to 79,653.03, 119,405.70 and 35,256.12 is: 52,851.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,653.03 : 119,405.70 = 35,256.12 : x
  2. Step 2: Convert to fraction form
    79,653.03/119,405.70 = 35,256.12/x
  3. Step 3: Cross multiply
    79,653.03x = 119,405.70 × 35,256.12
  4. Step 4: Simplify right side
    79,653.03x = 4,209,781,687.88
  5. Step 5: Solve for x
    x = 4,209,781,687.88/79,653.03
  6. Step 6: Final answer
    x = 52,851.49

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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.