Home / 156,055.46-215,576.98-124,183.58

Finding the Fourth Proportional to 156,055.46, 215,576.98 and 124,183.58

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Solution

The fourth proportional to 156,055.46, 215,576.98 and 124,183.58 is: 171,548.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,055.46 : 215,576.98 = 124,183.58 : x
  2. Step 2: Convert to fraction form
    156,055.46/215,576.98 = 124,183.58/x
  3. Step 3: Cross multiply
    156,055.46x = 215,576.98 × 124,183.58
  4. Step 4: Simplify right side
    156,055.46x = 26,771,119,753.64
  5. Step 5: Solve for x
    x = 26,771,119,753.64/156,055.46
  6. Step 6: Final answer
    x = 171,548.76

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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.