Home / 58,839.84-81,120.96-48,731.04

Finding the Fourth Proportional to 58,839.84, 81,120.96 and 48,731.04

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Solution

The fourth proportional to 58,839.84, 81,120.96 and 48,731.04 is: 67,184.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,839.84 : 81,120.96 = 48,731.04 : x
  2. Step 2: Convert to fraction form
    58,839.84/81,120.96 = 48,731.04/x
  3. Step 3: Cross multiply
    58,839.84x = 81,120.96 × 48,731.04
  4. Step 4: Simplify right side
    58,839.84x = 3,953,108,746.60
  5. Step 5: Solve for x
    x = 3,953,108,746.60/58,839.84
  6. Step 6: Final answer
    x = 67,184.22

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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.