Home / 50,987.90-76,482.77-17,709.05

Finding the Fourth Proportional to 50,987.90, 76,482.77 and 17,709.05

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Solution

The fourth proportional to 50,987.90, 76,482.77 and 17,709.05 is: 26,563.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,987.90 : 76,482.77 = 17,709.05 : x
  2. Step 2: Convert to fraction form
    50,987.90/76,482.77 = 17,709.05/x
  3. Step 3: Cross multiply
    50,987.90x = 76,482.77 × 17,709.05
  4. Step 4: Simplify right side
    50,987.90x = 1,354,437,300.73
  5. Step 5: Solve for x
    x = 1,354,437,300.73/50,987.90
  6. Step 6: Final answer
    x = 26,563.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.