Home / 70,932.87-97,886.29-39,101.08

Finding the Fourth Proportional to 70,932.87, 97,886.29 and 39,101.08

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Solution

The fourth proportional to 70,932.87, 97,886.29 and 39,101.08 is: 53,958.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,932.87 : 97,886.29 = 39,101.08 : x
  2. Step 2: Convert to fraction form
    70,932.87/97,886.29 = 39,101.08/x
  3. Step 3: Cross multiply
    70,932.87x = 97,886.29 × 39,101.08
  4. Step 4: Simplify right side
    70,932.87x = 3,827,459,656.19
  5. Step 5: Solve for x
    x = 3,827,459,656.19/70,932.87
  6. Step 6: Final answer
    x = 53,958.90

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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.