Home / 42,889.20-64,336.32-16,594.08

Finding the Fourth Proportional to 42,889.20, 64,336.32 and 16,594.08

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Solution

The fourth proportional to 42,889.20, 64,336.32 and 16,594.08 is: 24,892.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,889.20 : 64,336.32 = 16,594.08 : x
  2. Step 2: Convert to fraction form
    42,889.20/64,336.32 = 16,594.08/x
  3. Step 3: Cross multiply
    42,889.20x = 64,336.32 × 16,594.08
  4. Step 4: Simplify right side
    42,889.20x = 1,067,602,040.99
  5. Step 5: Solve for x
    x = 1,067,602,040.99/42,889.20
  6. Step 6: Final answer
    x = 24,892.10

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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.