Home / 43,270.34-64,877.61-16,977.74

Finding the Fourth Proportional to 43,270.34, 64,877.61 and 16,977.74

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Solution

The fourth proportional to 43,270.34, 64,877.61 and 16,977.74 is: 25,455.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,270.34 : 64,877.61 = 16,977.74 : x
  2. Step 2: Convert to fraction form
    43,270.34/64,877.61 = 16,977.74/x
  3. Step 3: Cross multiply
    43,270.34x = 64,877.61 × 16,977.74
  4. Step 4: Simplify right side
    43,270.34x = 1,101,475,194.40
  5. Step 5: Solve for x
    x = 1,101,475,194.40/43,270.34
  6. Step 6: Final answer
    x = 25,455.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.