Home / 64,256.96-88,725.60-42,767.36

Finding the Fourth Proportional to 64,256.96, 88,725.60 and 42,767.36

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Solution

The fourth proportional to 64,256.96, 88,725.60 and 42,767.36 is: 59,052.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,256.96 : 88,725.60 = 42,767.36 : x
  2. Step 2: Convert to fraction form
    64,256.96/88,725.60 = 42,767.36/x
  3. Step 3: Cross multiply
    64,256.96x = 88,725.60 × 42,767.36
  4. Step 4: Simplify right side
    64,256.96x = 3,794,559,676.42
  5. Step 5: Solve for x
    x = 3,794,559,676.42/64,256.96
  6. Step 6: Final answer
    x = 59,052.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.