Home / 50,700.16-75,968.16-30,918.88

Finding the Fourth Proportional to 50,700.16, 75,968.16 and 30,918.88

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Solution

The fourth proportional to 50,700.16, 75,968.16 and 30,918.88 is: 46,328.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,700.16 : 75,968.16 = 30,918.88 : x
  2. Step 2: Convert to fraction form
    50,700.16/75,968.16 = 30,918.88/x
  3. Step 3: Cross multiply
    50,700.16x = 75,968.16 × 30,918.88
  4. Step 4: Simplify right side
    50,700.16x = 2,348,850,422.86
  5. Step 5: Solve for x
    x = 2,348,850,422.86/50,700.16
  6. Step 6: Final answer
    x = 46,328.26

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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.