Home / 89,554.23-123,602.50-51,339.44

Finding the Fourth Proportional to 89,554.23, 123,602.50 and 51,339.44

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Solution

The fourth proportional to 89,554.23, 123,602.50 and 51,339.44 is: 70,858.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,554.23 : 123,602.50 = 51,339.44 : x
  2. Step 2: Convert to fraction form
    89,554.23/123,602.50 = 51,339.44/x
  3. Step 3: Cross multiply
    89,554.23x = 123,602.50 × 51,339.44
  4. Step 4: Simplify right side
    89,554.23x = 6,345,683,505.78
  5. Step 5: Solve for x
    x = 6,345,683,505.78/89,554.23
  6. Step 6: Final answer
    x = 70,858.56

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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.