Home / 89,302.65-123,237.23-49,017.10

Finding the Fourth Proportional to 89,302.65, 123,237.23 and 49,017.10

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Solution

The fourth proportional to 89,302.65, 123,237.23 and 49,017.10 is: 67,643.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,302.65 : 123,237.23 = 49,017.10 : x
  2. Step 2: Convert to fraction form
    89,302.65/123,237.23 = 49,017.10/x
  3. Step 3: Cross multiply
    89,302.65x = 123,237.23 × 49,017.10
  4. Step 4: Simplify right side
    89,302.65x = 6,040,731,926.85
  5. Step 5: Solve for x
    x = 6,040,731,926.85/89,302.65
  6. Step 6: Final answer
    x = 67,643.36

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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.