Home / 60,031.20-90,051.29-17,907.96

Finding the Fourth Proportional to 60,031.20, 90,051.29 and 17,907.96

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Solution

The fourth proportional to 60,031.20, 90,051.29 and 17,907.96 is: 26,863.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,031.20 : 90,051.29 = 17,907.96 : x
  2. Step 2: Convert to fraction form
    60,031.20/90,051.29 = 17,907.96/x
  3. Step 3: Cross multiply
    60,031.20x = 90,051.29 × 17,907.96
  4. Step 4: Simplify right side
    60,031.20x = 1,612,634,899.27
  5. Step 5: Solve for x
    x = 1,612,634,899.27/60,031.20
  6. Step 6: Final answer
    x = 26,863.28

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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.