Home / 112,241.85-154,897.01-61,257.85

Finding the Fourth Proportional to 112,241.85, 154,897.01 and 61,257.85

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Solution

The fourth proportional to 112,241.85, 154,897.01 and 61,257.85 is: 84,537.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,241.85 : 154,897.01 = 61,257.85 : x
  2. Step 2: Convert to fraction form
    112,241.85/154,897.01 = 61,257.85/x
  3. Step 3: Cross multiply
    112,241.85x = 154,897.01 × 61,257.85
  4. Step 4: Simplify right side
    112,241.85x = 9,488,657,340.21
  5. Step 5: Solve for x
    x = 9,488,657,340.21/112,241.85
  6. Step 6: Final answer
    x = 84,537.61

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1.5x scale

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.