Home / 82,347.05-113,638.83-44,621.30

Finding the Fourth Proportional to 82,347.05, 113,638.83 and 44,621.30

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Solution

The fourth proportional to 82,347.05, 113,638.83 and 44,621.30 is: 61,577.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,347.05 : 113,638.83 = 44,621.30 : x
  2. Step 2: Convert to fraction form
    82,347.05/113,638.83 = 44,621.30/x
  3. Step 3: Cross multiply
    82,347.05x = 113,638.83 × 44,621.30
  4. Step 4: Simplify right side
    82,347.05x = 5,070,712,325.08
  5. Step 5: Solve for x
    x = 5,070,712,325.08/82,347.05
  6. Step 6: Final answer
    x = 61,577.34

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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.