Home / 55,521.44-83,289.08-18,085.29

Finding the Fourth Proportional to 55,521.44, 83,289.08 and 18,085.29

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Solution

The fourth proportional to 55,521.44, 83,289.08 and 18,085.29 is: 27,130.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,521.44 : 83,289.08 = 18,085.29 : x
  2. Step 2: Convert to fraction form
    55,521.44/83,289.08 = 18,085.29/x
  3. Step 3: Cross multiply
    55,521.44x = 83,289.08 × 18,085.29
  4. Step 4: Simplify right side
    55,521.44x = 1,506,307,421.90
  5. Step 5: Solve for x
    x = 1,506,307,421.90/55,521.44
  6. Step 6: Final answer
    x = 27,130.20

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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.