Home / 102,655,687.88-141,629,973.91-58,571,016.68

Finding the Fourth Proportional to 102,655,687.88, 141,629,973.91 and 58,571,016.68

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Solution

The fourth proportional to 102,655,687.88, 141,629,973.91 and 58,571,016.68 is: 80,808,104.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,655,687.88 : 141,629,973.91 = 58,571,016.68 : x
  2. Step 2: Convert to fraction form
    102,655,687.88/141,629,973.91 = 58,571,016.68/x
  3. Step 3: Cross multiply
    102,655,687.88x = 141,629,973.91 × 58,571,016.68
  4. Step 4: Simplify right side
    102,655,687.88x = 8,295,411,563,415,997
  5. Step 5: Solve for x
    x = 8,295,411,563,415,997/102,655,687.88
  6. Step 6: Final answer
    x = 80,808,104.60

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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.