Home / 63,622.56-87,760.20-45,741.72

Finding the Fourth Proportional to 63,622.56, 87,760.20 and 45,741.72

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Solution

The fourth proportional to 63,622.56, 87,760.20 and 45,741.72 is: 63,095.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,622.56 : 87,760.20 = 45,741.72 : x
  2. Step 2: Convert to fraction form
    63,622.56/87,760.20 = 45,741.72/x
  3. Step 3: Cross multiply
    63,622.56x = 87,760.20 × 45,741.72
  4. Step 4: Simplify right side
    63,622.56x = 4,014,302,495.54
  5. Step 5: Solve for x
    x = 4,014,302,495.54/63,622.56
  6. Step 6: Final answer
    x = 63,095.58

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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.