Home / 54,426.94-81,492.77-47,701.91

Finding the Fourth Proportional to 54,426.94, 81,492.77 and 47,701.91

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Solution

The fourth proportional to 54,426.94, 81,492.77 and 47,701.91 is: 71,423.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,426.94 : 81,492.77 = 47,701.91 : x
  2. Step 2: Convert to fraction form
    54,426.94/81,492.77 = 47,701.91/x
  3. Step 3: Cross multiply
    54,426.94x = 81,492.77 × 47,701.91
  4. Step 4: Simplify right side
    54,426.94x = 3,887,360,834.85
  5. Step 5: Solve for x
    x = 3,887,360,834.85/54,426.94
  6. Step 6: Final answer
    x = 71,423.47

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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.