Home / 121,540.32-182,308.95-41,577.48

Finding the Fourth Proportional to 121,540.32, 182,308.95 and 41,577.48

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Solution

The fourth proportional to 121,540.32, 182,308.95 and 41,577.48 is: 62,365.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,540.32 : 182,308.95 = 41,577.48 : x
  2. Step 2: Convert to fraction form
    121,540.32/182,308.95 = 41,577.48/x
  3. Step 3: Cross multiply
    121,540.32x = 182,308.95 × 41,577.48
  4. Step 4: Simplify right side
    121,540.32x = 7,579,946,722.45
  5. Step 5: Solve for x
    x = 7,579,946,722.45/121,540.32
  6. Step 6: Final answer
    x = 62,365.70

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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.