Home / 117,653.03-176,334.93-54,387.54

Finding the Fourth Proportional to 117,653.03, 176,334.93 and 54,387.54

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Solution

The fourth proportional to 117,653.03, 176,334.93 and 54,387.54 is: 81,514.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,653.03 : 176,334.93 = 54,387.54 : x
  2. Step 2: Convert to fraction form
    117,653.03/176,334.93 = 54,387.54/x
  3. Step 3: Cross multiply
    117,653.03x = 176,334.93 × 54,387.54
  4. Step 4: Simplify right side
    117,653.03x = 9,590,423,058.77
  5. Step 5: Solve for x
    x = 9,590,423,058.77/117,653.03
  6. Step 6: Final answer
    x = 81,514.46

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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.