Home / 42,582.85-63,877.14-12,596.65

Finding the Fourth Proportional to 42,582.85, 63,877.14 and 12,596.65

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Solution

The fourth proportional to 42,582.85, 63,877.14 and 12,596.65 is: 18,895.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,582.85 : 63,877.14 = 12,596.65 : x
  2. Step 2: Convert to fraction form
    42,582.85/63,877.14 = 12,596.65/x
  3. Step 3: Cross multiply
    42,582.85x = 63,877.14 × 12,596.65
  4. Step 4: Simplify right side
    42,582.85x = 804,637,815.89
  5. Step 5: Solve for x
    x = 804,637,815.89/42,582.85
  6. Step 6: Final answer
    x = 18,895.82

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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.