Home / 103,628.02-143,005.08-60,617.02

Finding the Fourth Proportional to 103,628.02, 143,005.08 and 60,617.02

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Solution

The fourth proportional to 103,628.02, 143,005.08 and 60,617.02 is: 83,650.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,628.02 : 143,005.08 = 60,617.02 : x
  2. Step 2: Convert to fraction form
    103,628.02/143,005.08 = 60,617.02/x
  3. Step 3: Cross multiply
    103,628.02x = 143,005.08 × 60,617.02
  4. Step 4: Simplify right side
    103,628.02x = 8,668,541,794.46
  5. Step 5: Solve for x
    x = 8,668,541,794.46/103,628.02
  6. Step 6: Final answer
    x = 83,650.56

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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.