Home / 70,930.77-97,884.44-39,100.20

Finding the Fourth Proportional to 70,930.77, 97,884.44 and 39,100.20

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Solution

The fourth proportional to 70,930.77, 97,884.44 and 39,100.20 is: 53,958.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,930.77 : 97,884.44 = 39,100.20 : x
  2. Step 2: Convert to fraction form
    70,930.77/97,884.44 = 39,100.20/x
  3. Step 3: Cross multiply
    70,930.77x = 97,884.44 × 39,100.20
  4. Step 4: Simplify right side
    70,930.77x = 3,827,301,278.64
  5. Step 5: Solve for x
    x = 3,827,301,278.64/70,930.77
  6. Step 6: Final answer
    x = 53,958.26

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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.