Home / 54,137.60-81,206.36-14,700.50

Finding the Fourth Proportional to 54,137.60, 81,206.36 and 14,700.50

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Solution

The fourth proportional to 54,137.60, 81,206.36 and 14,700.50 is: 22,050.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,137.60 : 81,206.36 = 14,700.50 : x
  2. Step 2: Convert to fraction form
    54,137.60/81,206.36 = 14,700.50/x
  3. Step 3: Cross multiply
    54,137.60x = 81,206.36 × 14,700.50
  4. Step 4: Simplify right side
    54,137.60x = 1,193,774,095.18
  5. Step 5: Solve for x
    x = 1,193,774,095.18/54,137.60
  6. Step 6: Final answer
    x = 22,050.74

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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.