Home / 85,566.53-128,237.70-41,104.82

Finding the Fourth Proportional to 85,566.53, 128,237.70 and 41,104.82

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Solution

The fourth proportional to 85,566.53, 128,237.70 and 41,104.82 is: 61,603.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,566.53 : 128,237.70 = 41,104.82 : x
  2. Step 2: Convert to fraction form
    85,566.53/128,237.70 = 41,104.82/x
  3. Step 3: Cross multiply
    85,566.53x = 128,237.70 × 41,104.82
  4. Step 4: Simplify right side
    85,566.53x = 5,271,186,934.53
  5. Step 5: Solve for x
    x = 5,271,186,934.53/85,566.53
  6. Step 6: Final answer
    x = 61,603.38

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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.