Home / 70,380.28-97,087.98-43,514.20

Finding the Fourth Proportional to 70,380.28, 97,087.98 and 43,514.20

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Solution

The fourth proportional to 70,380.28, 97,087.98 and 43,514.20 is: 60,026.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,380.28 : 97,087.98 = 43,514.20 : x
  2. Step 2: Convert to fraction form
    70,380.28/97,087.98 = 43,514.20/x
  3. Step 3: Cross multiply
    70,380.28x = 97,087.98 × 43,514.20
  4. Step 4: Simplify right side
    70,380.28x = 4,224,705,779.32
  5. Step 5: Solve for x
    x = 4,224,705,779.32/70,380.28
  6. Step 6: Final answer
    x = 60,026.84

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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.