Home / 42,461.36-58,495.40-29,690.64

Finding the Fourth Proportional to 42,461.36, 58,495.40 and 29,690.64

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Solution

The fourth proportional to 42,461.36, 58,495.40 and 29,690.64 is: 40,902.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,461.36 : 58,495.40 = 29,690.64 : x
  2. Step 2: Convert to fraction form
    42,461.36/58,495.40 = 29,690.64/x
  3. Step 3: Cross multiply
    42,461.36x = 58,495.40 × 29,690.64
  4. Step 4: Simplify right side
    42,461.36x = 1,736,765,863.06
  5. Step 5: Solve for x
    x = 1,736,765,863.06/42,461.36
  6. Step 6: Final answer
    x = 40,902.27

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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.