Home / 102,655,684.50-141,629,969.25-58,571,013.30

Finding the Fourth Proportional to 102,655,684.50, 141,629,969.25 and 58,571,013.30

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Solution

The fourth proportional to 102,655,684.50, 141,629,969.25 and 58,571,013.30 is: 80,808,099.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,655,684.50 : 141,629,969.25 = 58,571,013.30 : x
  2. Step 2: Convert to fraction form
    102,655,684.50/141,629,969.25 = 58,571,013.30/x
  3. Step 3: Cross multiply
    102,655,684.50x = 141,629,969.25 × 58,571,013.30
  4. Step 4: Simplify right side
    102,655,684.50x = 8,295,410,812,620,341
  5. Step 5: Solve for x
    x = 8,295,410,812,620,341/102,655,684.50
  6. Step 6: Final answer
    x = 80,808,099.94

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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.