Home / 147,855.97-204,041.04-84,193.77

Finding the Fourth Proportional to 147,855.97, 204,041.04 and 84,193.77

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Solution

The fourth proportional to 147,855.97, 204,041.04 and 84,193.77 is: 116,187.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,855.97 : 204,041.04 = 84,193.77 : x
  2. Step 2: Convert to fraction form
    147,855.97/204,041.04 = 84,193.77/x
  3. Step 3: Cross multiply
    147,855.97x = 204,041.04 × 84,193.77
  4. Step 4: Simplify right side
    147,855.97x = 17,178,984,392.32
  5. Step 5: Solve for x
    x = 17,178,984,392.32/147,855.97
  6. Step 6: Final answer
    x = 116,187.29

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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.