Home / 51,023.64-76,539.78-14,087.64

Finding the Fourth Proportional to 51,023.64, 76,539.78 and 14,087.64

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Solution

The fourth proportional to 51,023.64, 76,539.78 and 14,087.64 is: 21,132.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,023.64 : 76,539.78 = 14,087.64 : x
  2. Step 2: Convert to fraction form
    51,023.64/76,539.78 = 14,087.64/x
  3. Step 3: Cross multiply
    51,023.64x = 76,539.78 × 14,087.64
  4. Step 4: Simplify right side
    51,023.64x = 1,078,264,866.32
  5. Step 5: Solve for x
    x = 1,078,264,866.32/51,023.64
  6. Step 6: Final answer
    x = 21,132.65

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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.