Home / 170,179.54-234,920.37-121,152.76

Finding the Fourth Proportional to 170,179.54, 234,920.37 and 121,152.76

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Solution

The fourth proportional to 170,179.54, 234,920.37 and 121,152.76 is: 167,242.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,179.54 : 234,920.37 = 121,152.76 : x
  2. Step 2: Convert to fraction form
    170,179.54/234,920.37 = 121,152.76/x
  3. Step 3: Cross multiply
    170,179.54x = 234,920.37 × 121,152.76
  4. Step 4: Simplify right side
    170,179.54x = 28,461,251,205.72
  5. Step 5: Solve for x
    x = 28,461,251,205.72/170,179.54
  6. Step 6: Final answer
    x = 167,242.50

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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.