Home / 36,669.81-54,995.89-16,929.40

Finding the Fourth Proportional to 36,669.81, 54,995.89 and 16,929.40

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Solution

The fourth proportional to 36,669.81, 54,995.89 and 16,929.40 is: 25,390.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,669.81 : 54,995.89 = 16,929.40 : x
  2. Step 2: Convert to fraction form
    36,669.81/54,995.89 = 16,929.40/x
  3. Step 3: Cross multiply
    36,669.81x = 54,995.89 × 16,929.40
  4. Step 4: Simplify right side
    36,669.81x = 931,047,420.17
  5. Step 5: Solve for x
    x = 931,047,420.17/36,669.81
  6. Step 6: Final answer
    x = 25,390.03

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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.