Home / 53,603.64-73,976.58-29,731.32

Finding the Fourth Proportional to 53,603.64, 73,976.58 and 29,731.32

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Solution

The fourth proportional to 53,603.64, 73,976.58 and 29,731.32 is: 41,031.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,603.64 : 73,976.58 = 29,731.32 : x
  2. Step 2: Convert to fraction form
    53,603.64/73,976.58 = 29,731.32/x
  3. Step 3: Cross multiply
    53,603.64x = 73,976.58 × 29,731.32
  4. Step 4: Simplify right side
    53,603.64x = 2,199,421,372.49
  5. Step 5: Solve for x
    x = 2,199,421,372.49/53,603.64
  6. Step 6: Final answer
    x = 41,031.19

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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.