Home / 43,442.07-65,168.47-15,356.34

Finding the Fourth Proportional to 43,442.07, 65,168.47 and 15,356.34

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Solution

The fourth proportional to 43,442.07, 65,168.47 and 15,356.34 is: 23,036.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,442.07 : 65,168.47 = 15,356.34 : x
  2. Step 2: Convert to fraction form
    43,442.07/65,168.47 = 15,356.34/x
  3. Step 3: Cross multiply
    43,442.07x = 65,168.47 × 15,356.34
  4. Step 4: Simplify right side
    43,442.07x = 1,000,749,182.60
  5. Step 5: Solve for x
    x = 1,000,749,182.60/43,442.07
  6. Step 6: Final answer
    x = 23,036.41

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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.