Home / 43,822.62-65,635.52-42,346.40

Finding the Fourth Proportional to 43,822.62, 65,635.52 and 42,346.40

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Solution

The fourth proportional to 43,822.62, 65,635.52 and 42,346.40 is: 63,424.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,822.62 : 65,635.52 = 42,346.40 : x
  2. Step 2: Convert to fraction form
    43,822.62/65,635.52 = 42,346.40/x
  3. Step 3: Cross multiply
    43,822.62x = 65,635.52 × 42,346.40
  4. Step 4: Simplify right side
    43,822.62x = 2,779,427,444.22
  5. Step 5: Solve for x
    x = 2,779,427,444.22/43,822.62
  6. Step 6: Final answer
    x = 63,424.49

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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.