Home / 70,826.06-97,740.02-38,994.96

Finding the Fourth Proportional to 70,826.06, 97,740.02 and 38,994.96

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Solution

The fourth proportional to 70,826.06, 97,740.02 and 38,994.96 is: 53,813.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,826.06 : 97,740.02 = 38,994.96 : x
  2. Step 2: Convert to fraction form
    70,826.06/97,740.02 = 38,994.96/x
  3. Step 3: Cross multiply
    70,826.06x = 97,740.02 × 38,994.96
  4. Step 4: Simplify right side
    70,826.06x = 3,811,368,170.30
  5. Step 5: Solve for x
    x = 3,811,368,170.30/70,826.06
  6. Step 6: Final answer
    x = 53,813.08

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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.