Home / 70,126.05-96,777.58-42,893.60

Finding the Fourth Proportional to 70,126.05, 96,777.58 and 42,893.60

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Solution

The fourth proportional to 70,126.05, 96,777.58 and 42,893.60 is: 59,195.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,126.05 : 96,777.58 = 42,893.60 : x
  2. Step 2: Convert to fraction form
    70,126.05/96,777.58 = 42,893.60/x
  3. Step 3: Cross multiply
    70,126.05x = 96,777.58 × 42,893.60
  4. Step 4: Simplify right side
    70,126.05x = 4,151,138,805.49
  5. Step 5: Solve for x
    x = 4,151,138,805.49/70,126.05
  6. Step 6: Final answer
    x = 59,195.39

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1.5x scale

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.