Home / 117,048.42-161,528.00-63,334.49

Finding the Fourth Proportional to 117,048.42, 161,528.00 and 63,334.49

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Solution

The fourth proportional to 117,048.42, 161,528.00 and 63,334.49 is: 87,402.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,048.42 : 161,528.00 = 63,334.49 : x
  2. Step 2: Convert to fraction form
    117,048.42/161,528.00 = 63,334.49/x
  3. Step 3: Cross multiply
    117,048.42x = 161,528.00 × 63,334.49
  4. Step 4: Simplify right side
    117,048.42x = 10,230,292,376.41
  5. Step 5: Solve for x
    x = 10,230,292,376.41/117,048.42
  6. Step 6: Final answer
    x = 87,402.23

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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.