Home / 53,205.17-73,423.35-29,331.32

Finding the Fourth Proportional to 53,205.17, 73,423.35 and 29,331.32

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Solution

The fourth proportional to 53,205.17, 73,423.35 and 29,331.32 is: 40,477.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,205.17 : 73,423.35 = 29,331.32 : x
  2. Step 2: Convert to fraction form
    53,205.17/73,423.35 = 29,331.32/x
  3. Step 3: Cross multiply
    53,205.17x = 73,423.35 × 29,331.32
  4. Step 4: Simplify right side
    53,205.17x = 2,153,603,407.21
  5. Step 5: Solve for x
    x = 2,153,603,407.21/53,205.17
  6. Step 6: Final answer
    x = 40,477.34

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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.