Home / 50,998.38-70,374.35-29,486.50

Finding the Fourth Proportional to 50,998.38, 70,374.35 and 29,486.50

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Solution

The fourth proportional to 50,998.38, 70,374.35 and 29,486.50 is: 40,689.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,998.38 : 70,374.35 = 29,486.50 : x
  2. Step 2: Convert to fraction form
    50,998.38/70,374.35 = 29,486.50/x
  3. Step 3: Cross multiply
    50,998.38x = 70,374.35 × 29,486.50
  4. Step 4: Simplify right side
    50,998.38x = 2,075,093,169.06
  5. Step 5: Solve for x
    x = 2,075,093,169.06/50,998.38
  6. Step 6: Final answer
    x = 40,689.40

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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.