Home / 117,048.49-161,526.40-63,334.46

Finding the Fourth Proportional to 117,048.49, 161,526.40 and 63,334.46

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Solution

The fourth proportional to 117,048.49, 161,526.40 and 63,334.46 is: 87,401.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,048.49 : 161,526.40 = 63,334.46 : x
  2. Step 2: Convert to fraction form
    117,048.49/161,526.40 = 63,334.46/x
  3. Step 3: Cross multiply
    117,048.49x = 161,526.40 × 63,334.46
  4. Step 4: Simplify right side
    117,048.49x = 10,230,186,793.19
  5. Step 5: Solve for x
    x = 10,230,186,793.19/117,048.49
  6. Step 6: Final answer
    x = 87,401.27

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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.