Home / 109,466.36-151,044.66-63,509.36

Finding the Fourth Proportional to 109,466.36, 151,044.66 and 63,509.36

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Solution

The fourth proportional to 109,466.36, 151,044.66 and 63,509.36 is: 87,631.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,466.36 : 151,044.66 = 63,509.36 : x
  2. Step 2: Convert to fraction form
    109,466.36/151,044.66 = 63,509.36/x
  3. Step 3: Cross multiply
    109,466.36x = 151,044.66 × 63,509.36
  4. Step 4: Simplify right side
    109,466.36x = 9,592,749,688.02
  5. Step 5: Solve for x
    x = 9,592,749,688.02/109,466.36
  6. Step 6: Final answer
    x = 87,631.94

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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.