Home / 112,241.04-154,895.90-61,257.04

Finding the Fourth Proportional to 112,241.04, 154,895.90 and 61,257.04

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Solution

The fourth proportional to 112,241.04, 154,895.90 and 61,257.04 is: 84,536.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,241.04 : 154,895.90 = 61,257.04 : x
  2. Step 2: Convert to fraction form
    112,241.04/154,895.90 = 61,257.04/x
  3. Step 3: Cross multiply
    112,241.04x = 154,895.90 × 61,257.04
  4. Step 4: Simplify right side
    112,241.04x = 9,488,464,519.90
  5. Step 5: Solve for x
    x = 9,488,464,519.90/112,241.04
  6. Step 6: Final answer
    x = 84,536.50

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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.