Home / 113,135.72-169,564.26-46,534.28

Finding the Fourth Proportional to 113,135.72, 169,564.26 and 46,534.28

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Solution

The fourth proportional to 113,135.72, 169,564.26 and 46,534.28 is: 69,744.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,135.72 : 169,564.26 = 46,534.28 : x
  2. Step 2: Convert to fraction form
    113,135.72/169,564.26 = 46,534.28/x
  3. Step 3: Cross multiply
    113,135.72x = 169,564.26 × 46,534.28
  4. Step 4: Simplify right side
    113,135.72x = 7,890,550,752.83
  5. Step 5: Solve for x
    x = 7,890,550,752.83/113,135.72
  6. Step 6: Final answer
    x = 69,744.12

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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.