Home / 264,042.05-396,063.08-86,554.85

Finding the Fourth Proportional to 264,042.05, 396,063.08 and 86,554.85

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Solution

The fourth proportional to 264,042.05, 396,063.08 and 86,554.85 is: 129,832.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,042.05 : 396,063.08 = 86,554.85 : x
  2. Step 2: Convert to fraction form
    264,042.05/396,063.08 = 86,554.85/x
  3. Step 3: Cross multiply
    264,042.05x = 396,063.08 × 86,554.85
  4. Step 4: Simplify right side
    264,042.05x = 34,281,180,047.16
  5. Step 5: Solve for x
    x = 34,281,180,047.16/264,042.05
  6. Step 6: Final answer
    x = 129,832.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.