Home / 52,635.04-78,965.28-17,577.28

Finding the Fourth Proportional to 52,635.04, 78,965.28 and 17,577.28

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Solution

The fourth proportional to 52,635.04, 78,965.28 and 17,577.28 is: 26,370.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,635.04 : 78,965.28 = 17,577.28 : x
  2. Step 2: Convert to fraction form
    52,635.04/78,965.28 = 17,577.28/x
  3. Step 3: Cross multiply
    52,635.04x = 78,965.28 × 17,577.28
  4. Step 4: Simplify right side
    52,635.04x = 1,387,994,836.84
  5. Step 5: Solve for x
    x = 1,387,994,836.84/52,635.04
  6. Step 6: Final answer
    x = 26,370.17

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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.