Home / 112,374.05-168,567.54-42,253.97

Finding the Fourth Proportional to 112,374.05, 168,567.54 and 42,253.97

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Solution

The fourth proportional to 112,374.05, 168,567.54 and 42,253.97 is: 63,383.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,374.05 : 168,567.54 = 42,253.97 : x
  2. Step 2: Convert to fraction form
    112,374.05/168,567.54 = 42,253.97/x
  3. Step 3: Cross multiply
    112,374.05x = 168,567.54 × 42,253.97
  4. Step 4: Simplify right side
    112,374.05x = 7,122,646,935.30
  5. Step 5: Solve for x
    x = 7,122,646,935.30/112,374.05
  6. Step 6: Final answer
    x = 63,383.38

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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.