Home / 50,988.63-70,359.21-29,780.25

Finding the Fourth Proportional to 50,988.63, 70,359.21 and 29,780.25

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Solution

The fourth proportional to 50,988.63, 70,359.21 and 29,780.25 is: 41,093.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,988.63 : 70,359.21 = 29,780.25 : x
  2. Step 2: Convert to fraction form
    50,988.63/70,359.21 = 29,780.25/x
  3. Step 3: Cross multiply
    50,988.63x = 70,359.21 × 29,780.25
  4. Step 4: Simplify right side
    50,988.63x = 2,095,314,863.60
  5. Step 5: Solve for x
    x = 2,095,314,863.60/50,988.63
  6. Step 6: Final answer
    x = 41,093.77

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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.