Home / 144,554.61-216,707.18-69,571.60

Finding the Fourth Proportional to 144,554.61, 216,707.18 and 69,571.60

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Solution

The fourth proportional to 144,554.61, 216,707.18 and 69,571.60 is: 104,297.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,554.61 : 216,707.18 = 69,571.60 : x
  2. Step 2: Convert to fraction form
    144,554.61/216,707.18 = 69,571.60/x
  3. Step 3: Cross multiply
    144,554.61x = 216,707.18 × 69,571.60
  4. Step 4: Simplify right side
    144,554.61x = 15,076,665,244.09
  5. Step 5: Solve for x
    x = 15,076,665,244.09/144,554.61
  6. Step 6: Final answer
    x = 104,297.37

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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.