Home / 45,486.12-62,770.43-25,342.64

Finding the Fourth Proportional to 45,486.12, 62,770.43 and 25,342.64

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Solution

The fourth proportional to 45,486.12, 62,770.43 and 25,342.64 is: 34,972.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,486.12 : 62,770.43 = 25,342.64 : x
  2. Step 2: Convert to fraction form
    45,486.12/62,770.43 = 25,342.64/x
  3. Step 3: Cross multiply
    45,486.12x = 62,770.43 × 25,342.64
  4. Step 4: Simplify right side
    45,486.12x = 1,590,767,969.57
  5. Step 5: Solve for x
    x = 1,590,767,969.57/45,486.12
  6. Step 6: Final answer
    x = 34,972.60

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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.