Home / 169,945.83-234,520.19-93,464.82

Finding the Fourth Proportional to 169,945.83, 234,520.19 and 93,464.82

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Solution

The fourth proportional to 169,945.83, 234,520.19 and 93,464.82 is: 128,978.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,945.83 : 234,520.19 = 93,464.82 : x
  2. Step 2: Convert to fraction form
    169,945.83/234,520.19 = 93,464.82/x
  3. Step 3: Cross multiply
    169,945.83x = 234,520.19 × 93,464.82
  4. Step 4: Simplify right side
    169,945.83x = 21,919,386,877.39
  5. Step 5: Solve for x
    x = 21,919,386,877.39/169,945.83
  6. Step 6: Final answer
    x = 128,978.67

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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.