Home / 69,036.03-103,402.26-57,054.02

Finding the Fourth Proportional to 69,036.03, 103,402.26 and 57,054.02

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Solution

The fourth proportional to 69,036.03, 103,402.26 and 57,054.02 is: 85,455.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,036.03 : 103,402.26 = 57,054.02 : x
  2. Step 2: Convert to fraction form
    69,036.03/103,402.26 = 57,054.02/x
  3. Step 3: Cross multiply
    69,036.03x = 103,402.26 × 57,054.02
  4. Step 4: Simplify right side
    69,036.03x = 5,899,514,093.07
  5. Step 5: Solve for x
    x = 5,899,514,093.07/69,036.03
  6. Step 6: Final answer
    x = 85,455.58

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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.