Home / 39,607.22-54,657.96-21,702.93

Finding the Fourth Proportional to 39,607.22, 54,657.96 and 21,702.93

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Solution

The fourth proportional to 39,607.22, 54,657.96 and 21,702.93 is: 29,950.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,607.22 : 54,657.96 = 21,702.93 : x
  2. Step 2: Convert to fraction form
    39,607.22/54,657.96 = 21,702.93/x
  3. Step 3: Cross multiply
    39,607.22x = 54,657.96 × 21,702.93
  4. Step 4: Simplify right side
    39,607.22x = 1,186,237,879.82
  5. Step 5: Solve for x
    x = 1,186,237,879.82/39,607.22
  6. Step 6: Final answer
    x = 29,950.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.