Home / 42,687.08-64,030.62-16,377.46

Finding the Fourth Proportional to 42,687.08, 64,030.62 and 16,377.46

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Solution

The fourth proportional to 42,687.08, 64,030.62 and 16,377.46 is: 24,566.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,687.08 : 64,030.62 = 16,377.46 : x
  2. Step 2: Convert to fraction form
    42,687.08/64,030.62 = 16,377.46/x
  3. Step 3: Cross multiply
    42,687.08x = 64,030.62 × 16,377.46
  4. Step 4: Simplify right side
    42,687.08x = 1,048,658,917.83
  5. Step 5: Solve for x
    x = 1,048,658,917.83/42,687.08
  6. Step 6: Final answer
    x = 24,566.19

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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.