Home / 116,070.20-174,137.70-56,907.80

Finding the Fourth Proportional to 116,070.20, 174,137.70 and 56,907.80

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Solution

The fourth proportional to 116,070.20, 174,137.70 and 56,907.80 is: 85,377.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,070.20 : 174,137.70 = 56,907.80 : x
  2. Step 2: Convert to fraction form
    116,070.20/174,137.70 = 56,907.80/x
  3. Step 3: Cross multiply
    116,070.20x = 174,137.70 × 56,907.80
  4. Step 4: Simplify right side
    116,070.20x = 9,909,793,404.06
  5. Step 5: Solve for x
    x = 9,909,793,404.06/116,070.20
  6. Step 6: Final answer
    x = 85,377.59

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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.