Home / 102,661.07-153,964.86-43,466.27

Finding the Fourth Proportional to 102,661.07, 153,964.86 and 43,466.27

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Solution

The fourth proportional to 102,661.07, 153,964.86 and 43,466.27 is: 65,188.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,661.07 : 153,964.86 = 43,466.27 : x
  2. Step 2: Convert to fraction form
    102,661.07/153,964.86 = 43,466.27/x
  3. Step 3: Cross multiply
    102,661.07x = 153,964.86 × 43,466.27
  4. Step 4: Simplify right side
    102,661.07x = 6,692,277,405.45
  5. Step 5: Solve for x
    x = 6,692,277,405.45/102,661.07
  6. Step 6: Final answer
    x = 65,188.08

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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.