Home / 58,871.21-81,156.53-44,699.45

Finding the Fourth Proportional to 58,871.21, 81,156.53 and 44,699.45

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Solution

The fourth proportional to 58,871.21, 81,156.53 and 44,699.45 is: 61,620.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,871.21 : 81,156.53 = 44,699.45 : x
  2. Step 2: Convert to fraction form
    58,871.21/81,156.53 = 44,699.45/x
  3. Step 3: Cross multiply
    58,871.21x = 81,156.53 × 44,699.45
  4. Step 4: Simplify right side
    58,871.21x = 3,627,651,960.87
  5. Step 5: Solve for x
    x = 3,627,651,960.87/58,871.21
  6. Step 6: Final answer
    x = 61,620.14

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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.