Home / 25,623.22-38,430.51-8,090.50

Finding the Fourth Proportional to 25,623.22, 38,430.51 and 8,090.50

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Solution

The fourth proportional to 25,623.22, 38,430.51 and 8,090.50 is: 12,134.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,623.22 : 38,430.51 = 8,090.50 : x
  2. Step 2: Convert to fraction form
    25,623.22/38,430.51 = 8,090.50/x
  3. Step 3: Cross multiply
    25,623.22x = 38,430.51 × 8,090.50
  4. Step 4: Simplify right side
    25,623.22x = 310,922,041.16
  5. Step 5: Solve for x
    x = 310,922,041.16/25,623.22
  6. Step 6: Final answer
    x = 12,134.39

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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.