Home / 42,817.05-59,078.65-29,383.39

Finding the Fourth Proportional to 42,817.05, 59,078.65 and 29,383.39

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Solution

The fourth proportional to 42,817.05, 59,078.65 and 29,383.39 is: 40,542.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,817.05 : 59,078.65 = 29,383.39 : x
  2. Step 2: Convert to fraction form
    42,817.05/59,078.65 = 29,383.39/x
  3. Step 3: Cross multiply
    42,817.05x = 59,078.65 × 29,383.39
  4. Step 4: Simplify right side
    42,817.05x = 1,735,931,013.62
  5. Step 5: Solve for x
    x = 1,735,931,013.62/42,817.05
  6. Step 6: Final answer
    x = 40,542.98

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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.