Home / 84,516.42-116,658.60-48,730.32

Finding the Fourth Proportional to 84,516.42, 116,658.60 and 48,730.32

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Solution

The fourth proportional to 84,516.42, 116,658.60 and 48,730.32 is: 67,262.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,516.42 : 116,658.60 = 48,730.32 : x
  2. Step 2: Convert to fraction form
    84,516.42/116,658.60 = 48,730.32/x
  3. Step 3: Cross multiply
    84,516.42x = 116,658.60 × 48,730.32
  4. Step 4: Simplify right side
    84,516.42x = 5,684,810,908.75
  5. Step 5: Solve for x
    x = 5,684,810,908.75/84,516.42
  6. Step 6: Final answer
    x = 67,262.80

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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.