Home / 70,826.10-97,739.88-38,995.02

Finding the Fourth Proportional to 70,826.10, 97,739.88 and 38,995.02

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Solution

The fourth proportional to 70,826.10, 97,739.88 and 38,995.02 is: 53,813.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,826.10 : 97,739.88 = 38,995.02 : x
  2. Step 2: Convert to fraction form
    70,826.10/97,739.88 = 38,995.02/x
  3. Step 3: Cross multiply
    70,826.10x = 97,739.88 × 38,995.02
  4. Step 4: Simplify right side
    70,826.10x = 3,811,368,575.40
  5. Step 5: Solve for x
    x = 3,811,368,575.40/70,826.10
  6. Step 6: Final answer
    x = 53,813.05

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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.