Home / 61,458.90-92,189.52-19,338.18

Finding the Fourth Proportional to 61,458.90, 92,189.52 and 19,338.18

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Solution

The fourth proportional to 61,458.90, 92,189.52 and 19,338.18 is: 29,007.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,458.90 : 92,189.52 = 19,338.18 : x
  2. Step 2: Convert to fraction form
    61,458.90/92,189.52 = 19,338.18/x
  3. Step 3: Cross multiply
    61,458.90x = 92,189.52 × 19,338.18
  4. Step 4: Simplify right side
    61,458.90x = 1,782,777,531.87
  5. Step 5: Solve for x
    x = 1,782,777,531.87/61,458.90
  6. Step 6: Final answer
    x = 29,007.64

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1.5x scale

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.