Home / 53,111.14-79,715.94-26,834.38

Finding the Fourth Proportional to 53,111.14, 79,715.94 and 26,834.38

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Solution

The fourth proportional to 53,111.14, 79,715.94 and 26,834.38 is: 40,276.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,111.14 : 79,715.94 = 26,834.38 : x
  2. Step 2: Convert to fraction form
    53,111.14/79,715.94 = 26,834.38/x
  3. Step 3: Cross multiply
    53,111.14x = 79,715.94 × 26,834.38
  4. Step 4: Simplify right side
    53,111.14x = 2,139,127,826.02
  5. Step 5: Solve for x
    x = 2,139,127,826.02/53,111.14
  6. Step 6: Final answer
    x = 40,276.44

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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.