Home / 84,631.20-116,830.80-52,846.80

Finding the Fourth Proportional to 84,631.20, 116,830.80 and 52,846.80

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Solution

The fourth proportional to 84,631.20, 116,830.80 and 52,846.80 is: 72,953.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,631.20 : 116,830.80 = 52,846.80 : x
  2. Step 2: Convert to fraction form
    84,631.20/116,830.80 = 52,846.80/x
  3. Step 3: Cross multiply
    84,631.20x = 116,830.80 × 52,846.80
  4. Step 4: Simplify right side
    84,631.20x = 6,174,133,921.44
  5. Step 5: Solve for x
    x = 6,174,133,921.44/84,631.20
  6. Step 6: Final answer
    x = 72,953.40

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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.