Home / 58,577.94-87,848.75-21,133.15

Finding the Fourth Proportional to 58,577.94, 87,848.75 and 21,133.15

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Solution

The fourth proportional to 58,577.94, 87,848.75 and 21,133.15 is: 31,693.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,577.94 : 87,848.75 = 21,133.15 : x
  2. Step 2: Convert to fraction form
    58,577.94/87,848.75 = 21,133.15/x
  3. Step 3: Cross multiply
    58,577.94x = 87,848.75 × 21,133.15
  4. Step 4: Simplify right side
    58,577.94x = 1,856,520,371.82
  5. Step 5: Solve for x
    x = 1,856,520,371.82/58,577.94
  6. Step 6: Final answer
    x = 31,693.17

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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.