Home / 134,675.04-185,850.82-74,245.47

Finding the Fourth Proportional to 134,675.04, 185,850.82 and 74,245.47

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Solution

The fourth proportional to 134,675.04, 185,850.82 and 74,245.47 is: 102,458.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,675.04 : 185,850.82 = 74,245.47 : x
  2. Step 2: Convert to fraction form
    134,675.04/185,850.82 = 74,245.47/x
  3. Step 3: Cross multiply
    134,675.04x = 185,850.82 × 74,245.47
  4. Step 4: Simplify right side
    134,675.04x = 13,798,581,480.79
  5. Step 5: Solve for x
    x = 13,798,581,480.79/134,675.04
  6. Step 6: Final answer
    x = 102,458.34

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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.