Home / 42,681.62-64,017.63-16,367.90

Finding the Fourth Proportional to 42,681.62, 64,017.63 and 16,367.90

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Solution

The fourth proportional to 42,681.62, 64,017.63 and 16,367.90 is: 24,550.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,681.62 : 64,017.63 = 16,367.90 : x
  2. Step 2: Convert to fraction form
    42,681.62/64,017.63 = 16,367.90/x
  3. Step 3: Cross multiply
    42,681.62x = 64,017.63 × 16,367.90
  4. Step 4: Simplify right side
    42,681.62x = 1,047,833,845.99
  5. Step 5: Solve for x
    x = 1,047,833,845.99/42,681.62
  6. Step 6: Final answer
    x = 24,550.00

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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.