Home / 58,859.04-81,145.98-39,963.36

Finding the Fourth Proportional to 58,859.04, 81,145.98 and 39,963.36

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Solution

The fourth proportional to 58,859.04, 81,145.98 and 39,963.36 is: 55,095.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,859.04 : 81,145.98 = 39,963.36 : x
  2. Step 2: Convert to fraction form
    58,859.04/81,145.98 = 39,963.36/x
  3. Step 3: Cross multiply
    58,859.04x = 81,145.98 × 39,963.36
  4. Step 4: Simplify right side
    58,859.04x = 3,242,866,011.29
  5. Step 5: Solve for x
    x = 3,242,866,011.29/58,859.04
  6. Step 6: Final answer
    x = 55,095.46

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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.