Home / 63,876.62-87,511.39-61,482.36

Finding the Fourth Proportional to 63,876.62, 87,511.39 and 61,482.36

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Solution

The fourth proportional to 63,876.62, 87,511.39 and 61,482.36 is: 84,231.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,876.62 : 87,511.39 = 61,482.36 : x
  2. Step 2: Convert to fraction form
    63,876.62/87,511.39 = 61,482.36/x
  3. Step 3: Cross multiply
    63,876.62x = 87,511.39 × 61,482.36
  4. Step 4: Simplify right side
    63,876.62x = 5,380,406,784.08
  5. Step 5: Solve for x
    x = 5,380,406,784.08/63,876.62
  6. Step 6: Final answer
    x = 84,231.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.