Home / 55,897.02-83,827.76-18,450.11

Finding the Fourth Proportional to 55,897.02, 83,827.76 and 18,450.11

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Solution

The fourth proportional to 55,897.02, 83,827.76 and 18,450.11 is: 27,669.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,897.02 : 83,827.76 = 18,450.11 : x
  2. Step 2: Convert to fraction form
    55,897.02/83,827.76 = 18,450.11/x
  3. Step 3: Cross multiply
    55,897.02x = 83,827.76 × 18,450.11
  4. Step 4: Simplify right side
    55,897.02x = 1,546,631,393.05
  5. Step 5: Solve for x
    x = 1,546,631,393.05/55,897.02
  6. Step 6: Final answer
    x = 27,669.30

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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.